Your Heating System and Common Problems

At this time of the year we get a lot of people calling in panic, saying things like… “HELP! My outdoor ac unit is on fire!” “A large puff of smoke came from the outdoor unit” “My HVAC unit is … Continued

Cold temperatures are here…

While winter in Northeast Florida isn’t nearly as bad as in other parts of the country, it still gets cold. Here are some small steps you can take to trim back energy use and save on utility bills. Around your … Continued

Proper Control of Indoor Humidity is a BIG Deal

Many Jacksonville home owners have made their homes as energy efficient as possible. New windows, new insulation, new weather-stripping, etc. are doing a great job of sealing in and sealing out a wide ranging temperatures and humidity levels. This is … Continued

NOT having an Extended Labor Warranty is CRAZY!

To meet the high usage demands of Jacksonville heating and air conditioning equipment, Donovan Heat & Air is proud to offer a 10 Year Manufacturers Parts Warranty on all of our HVAC installations. We also offer a 1 Year Labor … Continued

Do you have Dirty Sock Syndrome?

If your HVAC system is producing an unpleasant odor, it’s probably Dirty Sock Syndrome. It’s called Dirty Sock Syndrome (DSS) because that’s what it smells like – Dirty Socks! It started showing up in Jacksonville residential and commercial heating and … Continued

How Important is AC Maintenance?

We have customers ask us all the time how important is AC maintenance. I have some pictures below showing how important it really is. The unit in the pictures below are located near some Pine trees. These types of trees … Continued

Heating & Cooling • HVAC Service • Heating & Air Conditioning • Jacksonville, FL