A dog that won’t stop barking even after the family moves to a new home

Peering into the Vents

Convinced the issue was related to the heating, James next started examining the vents. He opened the vents in every room and used a flashlight to peer inside as far as he could. However, he didn’t find anything out of the ordinary in any of the rooms. This was a little encouraging, and a little not. It meant the problem was probably deeper within the heating system.

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James knew a little about heating and air, but not enough to diagnose this problem.