What Are Roof Granules and Why Are They Important? Roof granules are small ceramic-coated particles embedded into the surface of…
What Is a Solidly Sheathed Deck? A "solidly sheathed deck" refers to a roof structure that's covered with continuous panels—usually…
What Are Class 4 Shingles? Class 4 shingles are the highest-rated shingles for impact resistance, based on the UL 2218…