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Deljo Heating & Cooling

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Tips for Improving AC Efficiency

If you want the very best in AC repair services close to Glenview IL and surrounding areas, call Deljo Heating & Cooling, serving Chicagoland homes and businesses since 1922. And to improve your AC system’s performance, here are a few handy tips from your friends at Deljo. 1. Change your filters Over time dirt, dust and grime build up in your filters, reducing air flow and forcing your AC system to work harder. And the harder it works, the shorter...

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Signs Your HVAC Unit Needs an Upgrade

Deljo Heating & Cooling has served Chicagoland homes and businesses since 1922, and we take pride in providing the best air conditioner service in Chicago, IL. Based on our many years of experience, we know that your HVAC system is one of the largest investments you make in your home, but no matter how well you maintain your system, you’re going to have to replace it at some point. The question is, when? To answer that question, here are four...

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The Dangers of No AC in the Summer

During the sweltering heat of a Chicagoland summer, its’s very easy for your home’s AC to break down from the strain of heavy summer use or poor maintenance. At Deljo Heating & Cooling, we’ve provided the very best AC repair in Chicago for decades, and our expert technicians have the equipment and knowhow to keep your system running so that you can avoid the dangers of a summer with no AC. Heat-related dangers A few of the dangers associated with...

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Common Causes of AC Fires & How to Prevent Them

The vast majority of the time, your home AC operates quietly in the background keeping you cool and comfortable as outside temperatures soar. In fact, it’s almost impossible to imagine getting through a hot, muggy Chicagoland summer without it. Unfortunately, without taking the proper precautions, our AC can become a serious fire hazard. At Deljo Heating & Cooling we provide outstanding air conditioner repair in the Chicago Loop and surrounding areas, and of course, our highly trained technicians can replace...

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Where is the Best Placement for a Home Thermostat?

As providers of heating and air conditioner service in Chicago, IL since 1922, we’re often asked about the best place in the home for thermostat placement. That’s an excellent question as the correct placement of your thermostat is important in ensuring that your home remains comfortable the year around. The best way to begin answering this question is to first point out some of the places where you should not place your system’s thermostat. 1. In direct sunlight If the...

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Why Does my AC Keep Freezing? 

At Deljo Heating & Cooling, the company providing the very best air conditioner repair in Chicago, we know it’s a very common occurrence for ACs to freeze up, turning a beautiful summer day into a sweaty nightmare. Some simple physics To understand this problem, we’ve got to know a little high school physics, and we promise to keep it simple! The basic principles of thermodynamics say that as gas expands, its pressure and its temperature decrease. Likewise, as it is...

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