Helpful articles
Florida Air Flow’s HVAC
Tips & Advice
Hvac Tips & Advice
Welcome to Florida Air Flow’s hub for HVAC tips & advice — your go-to resource for keeping your heating, ventilation, and air conditioning systems running efficiently year-round. Whether you’re looking to cut energy costs, extend your system’s life, or troubleshoot common issues, our local experts share actionable guidance for Jacksonville homeowners. Here, you’ll find seasonal maintenance checklists, energy-saving strategies, and indoor air quality solutions that make a real difference.
Is It Bad to Run the AC When It’s Cold Outside in Florida?
Quick Answer: Running your AC below about 60 degrees outside can strain the compressor and freeze...
Why Is My Heat Pump Blowing Cold Air in Heat Mode?
Quick Answer: Your heat pump may blow cold air because its warm air feels cool to the touch. It...
Why Does My Heat Smell Like Burning When I First Turn It On?
Quick Answer: Your heat smells like burning because dust settled on the heating parts over the...
Do UV Lights in AC Systems Work?
Quick Answer: Yes, UV lights in your AC work, mostly by keeping the indoor coil clean. They use...
What Does Emergency Heat Mean on My Thermostat?
Quick Answer: Emergency heat is a backup setting on a heat pump thermostat. It shuts off your heat...
What Should I Set My AC To When I Leave for the Winter?
Quick Answer: When you leave for the winter, set your AC to auto and hold the house near 60 to 80...
What Do I Do When My AC Goes Out in Summer?
Quick Answer: When your AC goes out in summer, check your thermostat, breaker, air filter, and...
How to Check If an HVAC Contractor Is Licensed in Florida
Quick Answer: You can check if an HVAC contractor is licensed in Florida using the state's free...
Can a Lightning Strike Damage Your AC?
Quick Answer: Yes. Lightning damages Jacksonville AC units every storm season, either through...
Should I Turn Off My AC During a Hurricane?
Quick Answer: Yes, you should turn off your AC before a hurricane reaches Jacksonville. Shut it...
What Happened to the HVAC Tax Credit in 2026?
Quick Answer: The federal HVAC tax credit (Section 25C) expired December 31, 2025. If you install...
Can Your Florida Insurance Drop You for an Old AC Unit?
Quick Answer: Yes, Florida homeowners insurance carriers can non-renew your policy over an old or...
Recommended Resources
Looking to dive deeper into HVAC tips & advice? Check out these trusted resources: