@costguilty63aktiv 1 uge, 6 dage siden
Duct leakage to the exterior is 190 cfm. This really is just atmosphere that leaks to the side of the house. Interesting, more on the air that leaks involving the heating ducts is leaking in the house than out into individuals outdoors.
As obtain see, will be not nuclear physics. Yet 90% regarding residential homes have very bad roof…[Læs mere]