Frequent cycling can be caused by restricted airflow, a dirty filter, thermostat problems, an oversized furnace, overheating, or other mechanical issues. If changing a dirty filter doesn’t resolve the...

For many residential heating systems, annual professional maintenance is a good practice, with fall being a convenient time for a pre-season inspection. Your furnace manufacturer may have specific maintenance...

Yes. It’s a good idea to test your furnace before cold weather arrives. Set the thermostat to Heat and raise the temperature enough to activate the system. Make sure the furnace starts normally, warm...

Caulk can be useful for sealing appropriate stationary gaps around window frames and trim. However, don’t caulk moving parts or block drainage openings designed to allow water to escape. How to Seal...

Not necessarily. Drafts can sometimes be corrected with weatherstripping, caulk, adjustments, or other repairs. Replacement may make sense when windows are badly damaged, inefficient, improperly installed,...

Yes. Disconnect garden hoses and other attachments from outdoor faucets before freezing weather. This is particularly important for frost-free faucets because a connected hose can interfere with proper...

Yes. Because warm air naturally rises, upstairs rooms are usually a few degrees warmer. However, if the difference is significant, poor airflow, inadequate insulation, or HVAC issues may be contributing....

While everyone has different comfort preferences, the following temperatures work well for many homes. Home during the day 78°F Sleeping 74–76°F Away from home 82–85°F Vacation 85°F (depending...