
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.

Whole-house humidifier costs vary based on the type and size of the unit, along with other factors. The price might be worth it for people living in dry regions.

Switching from oil to gas heating could impact your savings. This guide will help you understand the cost to convert from an oil furnace to a gas furnace.

While costly to install, heat pumps are an efficient and eco-friendly way to heat and cool your home, no matter the season.

An AC coil is an expensive part to replace and it won’t always be the right investment. Learn whether to replace a coil or the entire system.

For your furnace to run, the pilot light needs to be on—so what do you do when it goes out? Learn how to relight the pilot light on a furnace in this guide.