Category Why Cold Air is Blowing from Your Vents When Furnace is on

Reasons Why Cold Air is Blowing from Your Vents When Furnace is on

You head over to the thermostat to turn up the heat. But instead of feeling a warm blast of air, you get hit with a chill. Here are some of the most common culprits behind getting a cold blast of air from the heating vents and how to troubleshoot the problems. Quick Check First Before calling the repairman, do a quick vent check first. Walk around the house and make sure all the vents are open and unblocked. Furniture can accidentally cover them. Open any closed vents all the way so air