Our Blog

Easy Maintenance can save you a bundle!

Change That Filter! Easy Maintenance Reaps Big Rewards If you have a seasonal maintenance contract with Deljo, your technician will change your heating and cooling filters as part of the maintenance visit. But that doesn’t mean you can ignore them in between! Filters should be changed anywhere between monthly and once every three months, depending on the type of filters you use. Standard filters are made of fiberglass and rimmed with light cardboard. These filters are designed to capture the...