
Discover the true window AC unit installation cost to learn about labor, permits, and ways to save on your window AC project.
Year-round comfort requires a fully functioning furnace and AC—ditto the ductwork and the insulation. Your heating, ventilation, and cooling systems work together to keep your home at a perfect temperature, so it’s essential to ensure all parts are up to the task. Browse our library of heating and cooling articles to maintain an energy-efficient home and source reliable pros you can trust with your indoor air quality.


From average costs to expert advice, get all the answers you need to get your job done.

Discover the true window AC unit installation cost to learn about labor, permits, and ways to save on your window AC project.

If your furnace is malfunctioning, it could be a faulty control board. Find out what a furnace control board replacement costs for parts, labor, and more.

Getting AC and furnace replacement done at the same time can lead to huge benefits for your wallet and your home. Here’s everything you need to know.

Wondering how to bleed a baseboard heater without a bleed valve? Here’s how to remove trapped air the old-fashioned way, with a boiler drain and water replacement.

Whether you’ve lost heat or your furnace is making strange sounds, stay calm. Use this guide to determine the source of the problem and your next steps.

Ductwork losing energy? Here are six duct sealing methods that will help you get some big savings on your monthly energy bills.