Furnace Blowing Cold Air? 6 Fixes You Can Do Today
Heat’s on but the vents blow cold? Check the thermostat, filter, pilot, flame sensor and condensate line yourself before calling HVAC.
Furnaces, thermostats, drafts and AC problems, with DIY fixes and when to call a pro.

Heat’s on but the vents blow cold? Check the thermostat, filter, pilot, flame sensor and condensate line yourself before calling HVAC.

Faucet only trickling in a cold snap? How to find and thaw a frozen pipe safely, what never to use, and cheap ways to stop it happening again.

Wet, foggy windows every winter morning mean your indoor air is holding too much moisture. Here is how to fix it before it rots the sills or starts mold.

Cold air sneaking in under your front door? Here is how to find the leak and stop it with a draft stopper, door sweep, threshold tweak, or new weatherstripping.

Looking for the best thermostat for your home? Compare top smart thermostats, installation difficulty, compatibility, and energy savings to choose the right one.