When your area is affected by a major hail or wind storm it seems like roofers start coming from everywhere and nowhere all at the same time. You want to keep the work and the warranty local, so you look
Some common ventilation myths that misinformed contractors are guilty of spreading are: -You can add ridge vent to the existing ventilation system. No. Mixing different types of vents can cause indefinable draft patterns that interrupt the free flow of air.