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Heating, Cooling, Plumbing & Indoor Air Quality Services in Park Ridge, IL

Park Ridge Service Overview

  • Established Home Expertise: Deljo Heating, Cooling & Plumbing provides heating, cooling, plumbing, and indoor air quality services throughout Park Ridge, including established homes near Uptown, Dee Road, South Park, and the Higgins Corridor.
  • Neighborhood-Specific Comfort Solutions: Park Ridge homes include older properties with boiler and steam systems, postwar homes with central air, and newer properties that may require different HVAC and plumbing solutions.
  • Full-Service Mechanical Trades: We provide heating, air conditioning, plumbing, and indoor air quality services for homeowners throughout Park Ridge.

 

We work throughout Park Ridge, from older homes near Uptown to newer properties around Dee Road, South Park, and the Higgins Corridor. Every neighborhood has its own mix of homes and comfort needs, whether that means repairing an aging boiler, replacing an AC system, or handling a plumbing issue.

Deljo Heating, Cooling & Plumbing provides heating, air conditioning, plumbing, and indoor air quality services throughout Park Ridge. Call 773-829-4295 or contact us online to schedule service.

HVAC company in Park Ridge

Local Service Across Uptown, South Park & Park Ridge Neighborhoods

Uptown is the part of Park Ridge most people recognize first. The Pickwick Theatre has stood there since 1928, with its 100-foot tower marking the center of the city’s shopping, dining, and event district. Nearby residential streets mix historic homes with newer construction and plenty of long-established properties.

South Park has its own commercial center along South Park Avenue, while Village Green mixes residential and retail activity. The Dee Park area around Oakton Avenue has another concentration of established homes, and farther west the city reaches toward Iroquois and Chippewa Woods.

Those local differences matter because the mechanical systems can vary just as much as the neighborhoods. One call may involve an older boiler or steam system. The next may be a central AC replacement, a drain issue, a sump pump, or a whole-home comfort upgrade.

Solving HVAC, Plumbing & Indoor Air Quality Issues in Park Ridge

Problem: Older Park Ridge homes can have aging boilers, steam systems, central AC equipment, and plumbing components that require different approaches depending on the property.

Solution: Deljo provides heating, cooling, plumbing, and indoor air quality services designed around the existing equipment and conditions in each Park Ridge home.

Problem: Established homes may have different comfort needs, including humidity control, filtration, purification, zoning, or systems that were added after the home was originally built.

Solution: Deljo provides whole-home indoor air quality and comfort-control services, including filtration, purification, humidification, dehumidification, thermostats, and zoning solutions.

Problem: Plumbing issues can range from a clogged drain or water heater problem to older piping, repeated drain problems, sewer issues, or larger repiping projects.

Solution: Our plumbing services cover emergency plumbing, drain cleaning, water heaters, pipe repair, sewer lines, repiping, sump pumps, flood control, and other plumbing needs throughout Park Ridge.

AC Repair & Cooling Upgrades Across Park Ridge

Repairmen works on a home's air conditioner unit outdoors.

Cooling calls around Park Ridge are not all the same. Homes near the Dee Road Metra station, Uptown, and the Higgins Corridor can include everything from older central AC systems to properties where cooling was added later. Some postwar homes were built without central air, which still creates retrofit needs today.

For AC service, Deljo provides:

A homeowner replacing an existing central system may be looking at a straightforward upgrade. Another property may need a different approach because the house was never designed around central cooling in the first place.

Taste of Park Ridge brings food booths, entertainment, a kids’ zone, and the Chamber Business Expo to Prospect and Summit Avenues every July. It is one of the city’s biggest summer events, and it also lands right in the middle of the season when AC problems tend to get a homeowner’s attention fast.

“I’m one of the hottest days ever Marek and Luis Installed an air-conditioning unit. They were efficient worked the entire time they were here left their work area in great shape. What an asset they both are to Deljo Heating, Cooling and Plumbing!”

Mary C

Beat the summer heat with reliable AC repairs and high-efficiency cooling upgrades. Call 773-829-4295 to book your cooling service!

Furnace, Boiler & Steam Heat Service in Park Ridge

Park Ridge has a real mix of heating equipment. Central furnaces are common throughout the city, while boilers and steam systems are still found in older areas near Uptown and Dee Park. That makes heating service here more varied than simply repairing or replacing furnaces.

Heating work can include:

The right answer depends on what is already in the home. Some properties need a furnace repair or replacement. Others call for boiler service, steam system work, or a broader upgrade that includes zoning or newer controls.

Hodges Park sits in the middle of the Uptown civic area and hosts Concerts in the Park through the summer. That part of Park Ridge is surrounded by some of the city’s more established residential streets, which is one reason we still see older heating systems mixed in with newer equipment.

“Marek Slomba was the senior technician in charge of my complicated furnace replacement and his work is excellent! And he is pleasant and a terrific whistler. The more difficult the work, the better the whistling. He is highly recommended. In addition to being an excellent installer, he is a kind person who listened to my concerns and understood my needs.”

Barbara H

Stay warm all winter long! Call Deljo at 773-829-4295 or schedule your heating repair or furnace replacement online today.

Park Ridge Plumbing Repair, Water Heaters & Sewer Service

pipe repair

Plumbing calls can be simple or complicated fast. A clogged drain in South Park, a water heater issue near Village Green, or a sewer problem closer to Dee Road all start with figuring out what is actually happening before recommending a fix.

Deljo handles plumbing services such as:

Some homeowners need one repair and are done. Others are dealing with older piping, repeated drain problems, fixture upgrades, or larger projects involving sewer lines or repiping.

The Golden Triangle is one of Park Ridge’s most sought-after residential areas and gives this side of the city its own distinct character. Closer to the center of town, the Park Ridge Farmers Market at Prairie and Garden Streets runs from late May through late October and brings steady weekend activity into the downtown area.

Facing a drain clog, water heater issue, or pipe repair? Call 773-829-4295 now for fast, expert plumbing service in Park Ridge!

Whole-Home Air Quality & Comfort Controls in Park Ridge

Some Park Ridge homes need more than a furnace or AC replacement to feel right throughout the house. Larger older properties, including homes with natural wood and plaster interiors, can benefit from better humidity control, filtration, purification, or zoning.

Deljo can help with:

Whole-home humidifiers and dehumidifiers give homeowners more control over indoor moisture. Smart thermostats and zoning can also make it easier to manage different parts of the house without relying on one setting for every room.

Centennial Park and Aquatic Center is one of Park Ridge’s main recreation hubs, while the western edge of the city reaches toward Iroquois and Chippewa Woods. The residential areas around those landmarks are another reminder that Park Ridge is not one uniform neighborhood, and comfort needs can vary just as much as the homes themselves.

“Punctual and explained everything he was doing and recommending in great detail.”

Timothy P

A Local Service Area With Distinct Park Ridge Neighborhoods

Uptown is the part of Park Ridge most people recognize first, with the Pickwick Theatre, shopping, dining, and events. South Park has its own commercial center along South Park Avenue, while Village Green mixes residential and retail activity.

The Dee Park area around Oakton Avenue has another concentration of established homes, and farther west the city reaches toward Iroquois and Chippewa Woods. The Higgins Corridor and Dee Road areas add another mix of residential properties and local activity.

Centennial Park and Aquatic Center, Hodges Park, the Golden Triangle, the Pickwick Theatre, and the Park Ridge Farmers Market are among the local destinations that help distinguish different parts of the community.

These are the areas homeowners recognize. They also show why Park Ridge is not one uniform neighborhood and why heating, cooling, plumbing, and indoor air quality needs can vary throughout the city.

Get HVAC & Plumbing Help in Park Ridge

An AC system that quits during a hot stretch, a boiler that starts acting up near Uptown, or a plumbing problem that interrupts a normal morning all need the same thing: a clear diagnosis and a practical fix. Deljo Heating, Cooling & Plumbing works throughout Park Ridge, from South Park and Dee Road to the Higgins Corridor, Village Green, and the neighborhoods near the western forest preserve edge.

Call 773-829-4295 or contact us online today to schedule heating, AC, plumbing, or indoor air quality service in Park Ridge, IL!

Park Ridge Homeowners FAQ

What types of heating systems are common in Park Ridge homes?

A: Central furnaces are common throughout Park Ridge, while boilers and steam systems are still found in older areas near Uptown and Dee Park.

Does Deljo provide AC service for older Park Ridge homes?

A: Yes. Deljo provides AC repair, installation, maintenance, heat pump service, and ductless AC. Some postwar homes were built without central air, which can create retrofit needs today.

What plumbing services does Deljo provide in Park Ridge?

A: Deljo handles emergency plumbing services, drain cleaning, water heaters, whole-home water filters, pipe repair, frozen pipe service, flood control, sump pumps, plumbing fixtures, repiping, sewer lines, and showers and bathtubs.

Can Deljo help with indoor air quality in older Park Ridge homes?

A: Yes. Larger older properties, including homes with natural wood and plaster interiors, can benefit from services such as humidity control, filtration, purification, zoning, thermostats, and other indoor air quality solutions.

Why can HVAC and plumbing needs vary between Park Ridge neighborhoods?

A: Park Ridge includes a mix of older homes, newer construction, postwar properties, and established residential areas. Mechanical systems can therefore vary from older boilers and steam systems to central AC, newer equipment, drains, sump pumps, and whole-home comfort systems.

Page Updated on September 18, 2026

Recent Jobs and Reviews in Park Ridge, IL

Park Ridge, IL at a glance

Deljo Heating, Cooling & Plumbing has completed 20 jobs in Park Ridge, IL between July 2026 and August 2026.

The most recent job was on August 24, 2026.

Deljo Heating, Cooling & Plumbing has completed 159 jobs in Park Ridge, IL in the last 12 months.

Job Locations and Reviews

Completed routine maintenance inspection on Carrier furnace system as part of cooling season agreement. Performed visual inspection of blower assembly, verifying proper blade condition and clearances on squirrel cage fan component. Documented equipment condition including furnace unit, associated PVC condensate drainage system, and connected HVAC components in utility space. All systems operational with no immediate service requirements identified.
Completed routine maintenance inspection on Carrier furnace system as part of cooling season agreement. Performed visual inspection of blower assembly, verifying proper blade condition and clearances on squirrel cage fan component. Documented equipment condition including furnace unit, associated PVC condensate drainage system, and connected HVAC components in utility space. All systems operational with no immediate service requirements identified.
Gabe G.
Gabe G. Checked in
Completed routine maintenance inspection on Carrier furnace system as part of cooling season agreement. Performed visual inspection of blower assembly, verifying proper blade condition and clearances on squirrel cage fan component. Documented equipment condition including furnace unit, associated PVC condensate drainage system, and connected HVAC components in utility space. All systems operational with no immediate service requirements identified.
Park Ridge, IL 60068
Completed comprehensive HVAC maintenance agreement service, performing clean and check on two condenser units. Verified system operation, measured supply air temperature at 45°F indicating proper cooling performance, and inspected Lennox furnace installation with APCO-X fresh air UV purification system. All equipment found operating within normal parameters with ductwork properly sealed and connections secure.
Completed comprehensive HVAC maintenance agreement service, performing clean and check on two condenser units. Verified system operation, measured supply air temperature at 45°F indicating proper cooling performance, and inspected Lennox furnace installation with APCO-X fresh air UV purification system. All equipment found operating within normal parameters with ductwork properly sealed and connections secure.
Sam A.
Sam A. Checked in
Completed comprehensive HVAC maintenance agreement service, performing clean and check on two condenser units. Verified system operation, measured supply air temperature at 45°F indicating proper cooling performance, and inspected Lennox furnace installation with APCO-X fresh air UV purification system. All equipment found operating within normal parameters with ductwork properly sealed and connections secure.
Park Ridge, IL 60068
Responded to warranty call for evaporator coil noise complaint. Accessed air handler unit and inspected internal components including evaporator coil assembly, refrigerant lines, blower compartment, and electrical connections. Examined copper refrigerant tubing with insulation, flexible ductwork connections, and heat exchanger assembly for signs of loose mounting hardware, debris contact, or mechanical interference. Verified all mounting brackets and fasteners were properly secured. Inspected outdoor refrigerant line set connections and insulation integrity. All components found to be properly installed and secured with no visible defects or interference points that would cause operational noise. System marked as operational and meeting manufacturer specifications.
Responded to warranty call for evaporator coil noise complaint. Accessed air handler unit and inspected internal components including evaporator coil assembly, refrigerant lines, blower compartment, and electrical connections. Examined copper refrigerant tubing with insulation, flexible ductwork connections, and heat exchanger assembly for signs of loose mounting hardware, debris contact, or mechanical interference. Verified all mounting brackets and fasteners were properly secured. Inspected outdoor refrigerant line set connections and insulation integrity. All components found to be properly installed and secured with no visible defects or interference points that would cause operational noise. System marked as operational and meeting manufacturer specifications.
Adrian M.
Adrian M. Checked in
Responded to warranty call for evaporator coil noise complaint. Accessed air handler unit and inspected internal components including evaporator coil assembly, refrigerant lines, blower compartment, and electrical connections. Examined copper refrigerant tubing with insulation, flexible ductwork connections, and heat exchanger assembly for signs of loose mounting hardware, debris contact, or mechanical interference. Verified all mounting brackets and fasteners were properly secured. Inspected outdoor refrigerant line set connections and insulation integrity. All components found to be properly installed and secured with no visible defects or interference points that would cause operational noise. System marked as operational and meeting manufacturer specifications.
Park Ridge, IL 60068
Responded to callback for non-operational HVAC unit with water accumulation following recent water safety device installation. Upon inspection, identified active condensate leak causing water to collect in bucket. Accessed interior unit compartment and crawl space area to trace leak source along condensate drain line and PVC piping connections. Examined water safety device installation, drain pan, and associated plumbing components. Documented conditions with photos showing unit interior, drain components, and crawl space piping layout for diagnostic purposes and repair verification.
Responded to callback for non-operational HVAC unit with water accumulation following recent water safety device installation. Upon inspection, identified active condensate leak causing water to collect in bucket. Accessed interior unit compartment and crawl space area to trace leak source along condensate drain line and PVC piping connections. Examined water safety device installation, drain pan, and associated plumbing components. Documented conditions with photos showing unit interior, drain components, and crawl space piping layout for diagnostic purposes and repair verification.
Gabe G.
Gabe G. Checked in
Responded to callback for non-operational HVAC unit with water accumulation following recent water safety device installation. Upon inspection, identified active condensate leak causing water to collect in bucket. Accessed interior unit compartment and crawl space area to trace leak source along condensate drain line and PVC piping connections. Examined water safety device installation, drain pan, and associated plumbing components. Documented conditions with photos showing unit interior, drain components, and crawl space piping layout for diagnostic purposes and repair verification.
Park Ridge, IL 60068
Conducted on-site evaluation for complete HVAC system replacement including air conditioning unit and furnace, both approximately 15 years old and nearing end of service life. Performed comprehensive assessment of existing ductwork system, measuring supply and return trunk lines to verify compatibility with proposed replacement equipment. Documented current system configuration including metal ductwork routing, elbow joints, and connection points in mechanical space. Evaluated outdoor equipment accessibility, confirming ground-level placement requiring no ladder work for installation access. Captured detailed measurements and photographic documentation of existing ductwork dimensions, seam construction, and mounting locations to ensure accurate equipment sizing and proper integration with current distribution system. Assessed mechanical room layout and clearance requirements for new equipment installation. Provided customer with replacement options and technical specifications based on
Conducted on-site evaluation for complete HVAC system replacement including air conditioning unit and furnace, both approximately 15 years old and nearing end of service life. Performed comprehensive assessment of existing ductwork system, measuring supply and return trunk lines to verify compatibility with proposed replacement equipment. Documented current system configuration including metal ductwork routing, elbow joints, and connection points in mechanical space. Evaluated outdoor equipment accessibility, confirming ground-level placement requiring no ladder work for installation access. Captured detailed measurements and photographic documentation of existing ductwork dimensions, seam construction, and mounting locations to ensure accurate equipment sizing and proper integration with current distribution system. Assessed mechanical room layout and clearance requirements for new equipment installation. Provided customer with replacement options and technical specifications based on
Jim C.
Jim C. Checked in
Conducted on-site evaluation for complete HVAC system replacement including air conditioning unit and furnace, both approximately 15 years old and nearing end of service life. Performed comprehensive assessment of existing ductwork system, measuring supply and return trunk lines to verify compatibility with proposed replacement equipment. Documented current system configuration including metal ductwork routing, elbow joints, and connection points in mechanical space. Evaluated outdoor equipment accessibility, confirming ground-level placement requiring no ladder work for installation access. Captured detailed measurements and photographic documentation of existing ductwork dimensions, seam construction, and mounting locations to ensure accurate equipment sizing and proper integration with current distribution system. Assessed mechanical room layout and clearance requirements for new equipment installation. Provided customer with replacement options and technical specifications based on
Park Ridge, IL 60068
Responded to warranty claim for failed penetration sealant from previous mini-split installation. Upon arrival, confirmed that patching material used at lineset wall penetrations had melted and dripped down both interior and exterior walls. Pressure washed and cleaned affected wall surfaces to remove residual material. Removed deteriorated sealant from penetration points and properly resealed all lineset wall penetrations using appropriate exterior-grade cement compound rated for HVAC applications. Verified proper seal integrity at all penetration locations and confirmed no further material degradation or dripping present.
Responded to warranty claim for failed penetration sealant from previous mini-split installation. Upon arrival, confirmed that patching material used at lineset wall penetrations had melted and dripped down both interior and exterior walls. Pressure washed and cleaned affected wall surfaces to remove residual material. Removed deteriorated sealant from penetration points and properly resealed all lineset wall penetrations using appropriate exterior-grade cement compound rated for HVAC applications. Verified proper seal integrity at all penetration locations and confirmed no further material degradation or dripping present.
Adrian M.
Adrian M. Checked in
Responded to warranty claim for failed penetration sealant from previous mini-split installation. Upon arrival, confirmed that patching material used at lineset wall penetrations had melted and dripped down both interior and exterior walls. Pressure washed and cleaned affected wall surfaces to remove residual material. Removed deteriorated sealant from penetration points and properly resealed all lineset wall penetrations using appropriate exterior-grade cement compound rated for HVAC applications. Verified proper seal integrity at all penetration locations and confirmed no further material degradation or dripping present.
Park Ridge, IL 60068
Completed comprehensive cooling maintenance on two air conditioning systems. Performed thorough inspection of all major components including evaporator coils, control boards, electrical connections, and refrigerant lines. Installed new 16x25x1 filter media to ensure proper airflow and system efficiency. Verified all wire connections, relays, and circuit board operations were functioning within normal parameters. Documented internal conditions of both units with photographic records showing control systems, evaporator coil assembly, and refrigerant line connections in satisfactory working condition.
Completed comprehensive cooling maintenance on two air conditioning systems. Performed thorough inspection of all major components including evaporator coils, control boards, electrical connections, and refrigerant lines. Installed new 16x25x1 filter media to ensure proper airflow and system efficiency. Verified all wire connections, relays, and circuit board operations were functioning within normal parameters. Documented internal conditions of both units with photographic records showing control systems, evaporator coil assembly, and refrigerant line connections in satisfactory working condition.
Ernesto G.
Ernesto G. Checked in
Completed comprehensive cooling maintenance on two air conditioning systems. Performed thorough inspection of all major components including evaporator coils, control boards, electrical connections, and refrigerant lines. Installed new 16x25x1 filter media to ensure proper airflow and system efficiency. Verified all wire connections, relays, and circuit board operations were functioning within normal parameters. Documented internal conditions of both units with photographic records showing control systems, evaporator coil assembly, and refrigerant line connections in satisfactory working condition.
Park Ridge, IL 60068
Responded to callback regarding recently installed condensing unit that appeared slightly slanted with potential fan interference. Upon arrival, performed thorough inspection of unit placement, leveling, and internal components. Verified unit is properly positioned on gravel pad with adequate clearance from structure and fence. Inspected fan assembly and determined no actual contact or rubbing present; unit operating within normal parameters. Documented installation with photos showing proper positioning, clearances, and equipment condition. No adjustments required.
Responded to callback regarding recently installed condensing unit that appeared slightly slanted with potential fan interference. Upon arrival, performed thorough inspection of unit placement, leveling, and internal components. Verified unit is properly positioned on gravel pad with adequate clearance from structure and fence. Inspected fan assembly and determined no actual contact or rubbing present; unit operating within normal parameters. Documented installation with photos showing proper positioning, clearances, and equipment condition. No adjustments required.
Adrian M.
Adrian M. Checked in
Responded to callback regarding recently installed condensing unit that appeared slightly slanted with potential fan interference. Upon arrival, performed thorough inspection of unit placement, leveling, and internal components. Verified unit is properly positioned on gravel pad with adequate clearance from structure and fence. Inspected fan assembly and determined no actual contact or rubbing present; unit operating within normal parameters. Documented installation with photos showing proper positioning, clearances, and equipment condition. No adjustments required.
Park Ridge, IL 60068
Responded to callback for non-operational second floor AC unit. Upon arrival, performed temperature diagnostics at supply and return vents using calibrated digital thermometer. Supply air temperature measured 42.5°F and return air temperature measured 29.5°F at ceiling diffusers, indicating system is now cooling properly and operating within normal parameters. Unit confirmed functional with no further issues identified.
Responded to callback for non-operational second floor AC unit. Upon arrival, performed temperature diagnostics at supply and return vents using calibrated digital thermometer. Supply air temperature measured 42.5°F and return air temperature measured 29.5°F at ceiling diffusers, indicating system is now cooling properly and operating within normal parameters. Unit confirmed functional with no further issues identified.
Sam A.
Sam A. Checked in
Responded to callback for non-operational second floor AC unit. Upon arrival, performed temperature diagnostics at supply and return vents using calibrated digital thermometer. Supply air temperature measured 42.5°F and return air temperature measured 29.5°F at ceiling diffusers, indicating system is now cooling properly and operating within normal parameters. Unit confirmed functional with no further issues identified.
Park Ridge, IL 60068
Completed full system HVAC estimate for replacement of non-functional air conditioning unit due to refrigerant leak. Assessed existing Trane condenser unit and attic-mounted furnace/air handler system with standard ductwork configuration, documenting equipment accessibility and installation requirements for complete system replacement.
Completed full system HVAC estimate for replacement of non-functional air conditioning unit due to refrigerant leak. Assessed existing Trane condenser unit and attic-mounted furnace/air handler system with standard ductwork configuration, documenting equipment accessibility and installation requirements for complete system replacement.
Jim C.
Jim C. Checked in
Completed full system HVAC estimate for replacement of non-functional air conditioning unit due to refrigerant leak. Assessed existing Trane condenser unit and attic-mounted furnace/air handler system with standard ductwork configuration, documenting equipment accessibility and installation requirements for complete system replacement.
Park Ridge, IL 60068
Responded to no cooling complaint with AC short cycling on and off, affecting upstairs comfort. Diagnosed system operation and found unit cycling improperly, preventing adequate cooling to second floor zones. Adjusted thermostat settings from 70°F and verified proper communication between smart thermostat and HVAC equipment to restore normal cooling cycles and resolve short cycling issue.
Responded to no cooling complaint with AC short cycling on and off, affecting upstairs comfort. Diagnosed system operation and found unit cycling improperly, preventing adequate cooling to second floor zones. Adjusted thermostat settings from 70°F and verified proper communication between smart thermostat and HVAC equipment to restore normal cooling cycles and resolve short cycling issue.
Drew W.
Drew W. Checked in
Responded to no cooling complaint with AC short cycling on and off, affecting upstairs comfort. Diagnosed system operation and found unit cycling improperly, preventing adequate cooling to second floor zones. Adjusted thermostat settings from 70°F and verified proper communication between smart thermostat and HVAC equipment to restore normal cooling cycles and resolve short cycling issue.
Park Ridge, IL 60068
Completed full HVAC system replacement including furnace, air conditioning condenser, evaporator coil, humidifier, and thermostat. Installed new outdoor condensing unit on existing concrete pad with proper refrigerant line connections and drainage. Interior air handler installed in basement utility area with new ductwork connections, copper refrigerant lines, and system accessories. All components properly mounted, connected, and tested for operational performance. System commissioned and verified for proper heating and cooling functionality.
Completed full HVAC system replacement including furnace, air conditioning condenser, evaporator coil, humidifier, and thermostat. Installed new outdoor condensing unit on existing concrete pad with proper refrigerant line connections and drainage. Interior air handler installed in basement utility area with new ductwork connections, copper refrigerant lines, and system accessories. All components properly mounted, connected, and tested for operational performance. System commissioned and verified for proper heating and cooling functionality.
Robin S.
Robin S. Checked in
Completed full HVAC system replacement including furnace, air conditioning condenser, evaporator coil, humidifier, and thermostat. Installed new outdoor condensing unit on existing concrete pad with proper refrigerant line connections and drainage. Interior air handler installed in basement utility area with new ductwork connections, copper refrigerant lines, and system accessories. All components properly mounted, connected, and tested for operational performance. System commissioned and verified for proper heating and cooling functionality.
Park Ridge, IL 60068
Completed preventative maintenance agreement on dual condenser system with 16x25x1 filter size. Inspected both outdoor condenser units, verified proper operation, and documented system performance with airflow reading of 539 CFM at supply register. Noted presence of two REME units with annual replacement schedule, first unit due for replacement in 2026.
Completed preventative maintenance agreement on dual condenser system with 16x25x1 filter size. Inspected both outdoor condenser units, verified proper operation, and documented system performance with airflow reading of 539 CFM at supply register. Noted presence of two REME units with annual replacement schedule, first unit due for replacement in 2026.
Giovanni M.
Giovanni M. Checked in
Completed preventative maintenance agreement on dual condenser system with 16x25x1 filter size. Inspected both outdoor condenser units, verified proper operation, and documented system performance with airflow reading of 539 CFM at supply register. Noted presence of two REME units with annual replacement schedule, first unit due for replacement in 2026.
Park Ridge, IL 60068
Provided comprehensive HVAC system replacement estimate for small residential application in basement installation, presenting three-tier Carrier equipment options. Better tier included up to 14 SEER air conditioning unit paired with up to 95% AFUE natural gas furnace. Best tier featured up to 17 SEER cooling system with up to 96% AFUE gas furnace for improved efficiency. Premium tier offered up to 19 SEER air conditioner combined with up to 98% AFUE high-efficiency gas furnace for maximum energy savings. Documented existing system configuration including PVC venting penetrations, internal blower assembly, electrical connections, and ductwork interface to ensure proper equipment sizing and installation planning for complete heating and cooling system replacement.
Provided comprehensive HVAC system replacement estimate for small residential application in basement installation, presenting three-tier Carrier equipment options. Better tier included up to 14 SEER air conditioning unit paired with up to 95% AFUE natural gas furnace. Best tier featured up to 17 SEER cooling system with up to 96% AFUE gas furnace for improved efficiency. Premium tier offered up to 19 SEER air conditioner combined with up to 98% AFUE high-efficiency gas furnace for maximum energy savings. Documented existing system configuration including PVC venting penetrations, internal blower assembly, electrical connections, and ductwork interface to ensure proper equipment sizing and installation planning for complete heating and cooling system replacement.
Tyler B.
Tyler B. Checked in
Provided comprehensive HVAC system replacement estimate for small residential application in basement installation, presenting three-tier Carrier equipment options. Better tier included up to 14 SEER air conditioning unit paired with up to 95% AFUE natural gas furnace. Best tier featured up to 17 SEER cooling system with up to 96% AFUE gas furnace for improved efficiency. Premium tier offered up to 19 SEER air conditioner combined with up to 98% AFUE high-efficiency gas furnace for maximum energy savings. Documented existing system configuration including PVC venting penetrations, internal blower assembly, electrical connections, and ductwork interface to ensure proper equipment sizing and installation planning for complete heating and cooling system replacement.
Park Ridge, IL 60068
Completed routine maintenance on residential air conditioning system. Inspected outdoor condenser unit, noting vegetation accumulation around base and white residue on exterior panels; cleared debris and verified proper airflow through coil fins. Measured system temperatures at indoor air handler, confirming proper operating temperatures at 83.8°F. Unit operating within normal parameters with no mechanical issues identified.
Completed routine maintenance on residential air conditioning system. Inspected outdoor condenser unit, noting vegetation accumulation around base and white residue on exterior panels; cleared debris and verified proper airflow through coil fins. Measured system temperatures at indoor air handler, confirming proper operating temperatures at 83.8°F. Unit operating within normal parameters with no mechanical issues identified.
Ernesto G.
Ernesto G. Checked in
Completed routine maintenance on residential air conditioning system. Inspected outdoor condenser unit, noting vegetation accumulation around base and white residue on exterior panels; cleared debris and verified proper airflow through coil fins. Measured system temperatures at indoor air handler, confirming proper operating temperatures at 83.8°F. Unit operating within normal parameters with no mechanical issues identified.
Park Ridge, IL 60068
Completed estimate for mini split system replacement. System found with no refrigerant charge and insufficient electrical line length requiring correction. Documented existing wall-mounted indoor unit installation and measured clearances for proper equipment sizing and replacement planning.
Completed estimate for mini split system replacement. System found with no refrigerant charge and insufficient electrical line length requiring correction. Documented existing wall-mounted indoor unit installation and measured clearances for proper equipment sizing and replacement planning.
Jim C.
Jim C. Checked in
Completed estimate for mini split system replacement. System found with no refrigerant charge and insufficient electrical line length requiring correction. Documented existing wall-mounted indoor unit installation and measured clearances for proper equipment sizing and replacement planning.
Park Ridge, IL 60068
Park Ridge, IL - Completed annual preventative maintenance rodding of the front main drain line. Accessed cleanout on property, successfully cleared line of debris accumulation, and verified proper flow. No obstructions or damage detected during service.
Jorge D.
Jorge D. Checked in
Completed annual preventative maintenance rodding of the front main drain line. Accessed cleanout on property, successfully cleared line of debris accumulation, and verified proper flow. No obstructions or damage detected during service.
Park Ridge, IL 60068
Completed replacement of first-floor air conditioning system and evaporator coil. Installed new indoor coil assembly above existing furnace with proper plenum connections and secured all refrigerant line sets along exterior brick wall to outdoor condensing unit. Verified all electrical connections, tested system operation, and confirmed proper airflow through ductwork.
Completed replacement of first-floor air conditioning system and evaporator coil. Installed new indoor coil assembly above existing furnace with proper plenum connections and secured all refrigerant line sets along exterior brick wall to outdoor condensing unit. Verified all electrical connections, tested system operation, and confirmed proper airflow through ductwork.
Richard G.
Richard G. Checked in
Completed replacement of first-floor air conditioning system and evaporator coil. Installed new indoor coil assembly above existing furnace with proper plenum connections and secured all refrigerant line sets along exterior brick wall to outdoor condensing unit. Verified all electrical connections, tested system operation, and confirmed proper airflow through ductwork.
Park Ridge, IL 60068
Responded to no cooling complaint on Magic-Pak unit over 10 years old. Upon arrival, verified unit was blowing warm air with temperature measurements at supply grille confirming lack of cooling. Accessed unit through interior closet and performed diagnostic evaluation of system components. Documented equipment condition with photos showing unit configuration and temperature readings for service records.
Responded to no cooling complaint on Magic-Pak unit over 10 years old. Upon arrival, verified unit was blowing warm air with temperature measurements at supply grille confirming lack of cooling. Accessed unit through interior closet and performed diagnostic evaluation of system components. Documented equipment condition with photos showing unit configuration and temperature readings for service records.
Gregory Z.
Gregory Z. Checked in
Responded to no cooling complaint on Magic-Pak unit over 10 years old. Upon arrival, verified unit was blowing warm air with temperature measurements at supply grille confirming lack of cooling. Accessed unit through interior closet and performed diagnostic evaluation of system components. Documented equipment condition with photos showing unit configuration and temperature readings for service records.
Park Ridge, IL 60068
Responded to service call for 10-year-old mini split system with no power condition. Upon arrival, inspected outdoor condensing unit and electrical components mounted on exterior brick wall. Found electrical disconnect switch in OFF position. Verified proper wiring connections at disconnect box, confirmed all conductors were secure and properly terminated. Reset disconnect switch to ON position and restored power to system. Tested unit operation and confirmed condenser fan motor engaged properly and system powered on successfully. Verified electrical connections at outdoor unit were tight and secure. System returned to normal operation with no further issues observed.
Responded to service call for 10-year-old mini split system with no power condition. Upon arrival, inspected outdoor condensing unit and electrical components mounted on exterior brick wall. Found electrical disconnect switch in OFF position. Verified proper wiring connections at disconnect box, confirmed all conductors were secure and properly terminated. Reset disconnect switch to ON position and restored power to system. Tested unit operation and confirmed condenser fan motor engaged properly and system powered on successfully. Verified electrical connections at outdoor unit were tight and secure. System returned to normal operation with no further issues observed.
Sam A.
Sam A. Checked in
Responded to service call for 10-year-old mini split system with no power condition. Upon arrival, inspected outdoor condensing unit and electrical components mounted on exterior brick wall. Found electrical disconnect switch in OFF position. Verified proper wiring connections at disconnect box, confirmed all conductors were secure and properly terminated. Reset disconnect switch to ON position and restored power to system. Tested unit operation and confirmed condenser fan motor engaged properly and system powered on successfully. Verified electrical connections at outdoor unit were tight and secure. System returned to normal operation with no further issues observed.
Park Ridge, IL 60068

Client Testimonials

Read the opinions of our satisfied customers.

5 stars

This was my first time as a Deljo customer, and I was very pleased. My technician, Giovanni, was very thorough and diligent. He serviced my furnace and identified a faulty sensor that was causing the unit to shut itself down. Deljo ordered the part, and Giovanni replaced it a few days later. Overall, the team at Deljo was great. The dispatcher kept me informed about Giovanni’s arrival time, and the supervisor assisted Giovanni when he was diagnosing the problem with the furnace. I highly recommend Deljo.

Paul D. 10/15/2026

5 stars

I’ve used Deljo for over 10 years now and they always do a good job. Izzy was the technician for this visit and he did an excellent job with my winter maintenance on my multiple units in the household. He also addressed an issue while cleaning the furnace blower wheel. His communication was clear and concise with what he planned to do to address the issue quickly. He was confident and I had 0 concerns or questions. Great job Izzy!

Jeff S. 10/14/2026

5 stars

Paul was great! Arrived on time and completed maintenance on my humidifier, tankless water heater, and two furnaces. All work was performed under my Gold Star maintenance program, so all maintenance charges were covered. Paul did provide a few proposals for additional services on furnace & tankless water heater, but those were emailed to me for further consideration. Paul was friendly, knowledgeable, and answered all my questions.

Jack N. 10/12/2026

5 stars

Gabe did an excellent job with our annual service visit. He arrived in the early part of our service window, was friendly and knowledgeable, and got the work done in a very reasonable amount of time. I have great confidence in Deljo, and am a long-time customer.

Ruth C. 10/9/2026

5 stars

I’ve been using Deljo for 20 years for HVAC but now venture into enlisting their plumbing services. Bashar was very courteous, efficient & informative, and I’d definitely request him again for the next plumbing job. Great experience!

Christopher R. 10/2/2026

5 stars

Working with Deljo is always a good experience, and today’s appointment with Izzy was no different. He was able to come early which actually worked better with our schedules, but called me ahead of time to make sure that was okay. He was friendly and knowledgeable when he explained the work he had done during his visit and our options for fixes. He was also able to schedule a quote appointment for us while he was still here. We would highly recommend working with Izzy and the Deljo team!

Lauren H.  9/25/2026

5 stars

Drew performed the seasonal maintenance on my AC. It needed some repairs and updates and he was able to fix everything at the same appointment. He also noticed issues with the hot water heater and we were able to get ahead of that, as well.

Emily W. 9/11/2026

5 stars

I would leave six out of five stars if I could! My technician Jorge went above and beyond on his service. There was buildup in the rental property’s toilet from the previous tenant. One maintenance person did a surface level job of cleaning but did not fully remove the obstruction. Jorge went above and beyond and came to a solution and even explained the perpetual problems older toilet models can cause. Moving forward with this insight, I can perform my own upkeep the previous tenant did not. Thank you kindly!

Kayla K.  9/15/2026

5 stars

We just had our new boiler installed by Jonathan and Carlos. First rate work! They arrived on time, removed the old boiler, installed the new unit, and explained the features. Both guys were pleasant. Bring on the cold this winter! We are ready thanks to the team from Deljo.

Edward B.  6/26/2026

5 stars

Deljo’s heating and cooling team was awesome to work with. As a first-time homeowner, I really appreciated how clearly they explained everything and answered all my questions. From the quote to the install and follow-up, the service was top-notch. Highly recommend!

Lindsey A. Chicago, IL

5 stars

Matt did an amazing job. He serviced our home and our rental property. He gave us options to help our systems run more efficiently. He also told us about Deljo’s new plumbing inspection which was very affordable. He is great!

Jordan R. Chicago, IL

5 stars

We had a problem with our Humidifier and called Deljo. Jesus came out to help and was amazing. He was extremely knowledgeable, detail oriented, and super courteous. Amazing customer experience!

Jeff C. Chicago, IL

5 stars

Jordan and Jesus were extremely helpful and knowledgeable! We would 100% work with them and have them back. They were both very professional and efficiently fixed our heating system.

Emily L. Chicago, IL

5 stars

Shout out to Ernesto for coming out and servicing our furnace and air con. Deljo provides a great service and glad to trust them with our HVAC for our small business.

Lauren H. Chicago, IL

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