Grand Manor is a self-sealing laminated shingle of multi-layered construction. Shingles are manufactured with 2 layers of fiberglass mat coated with asphalt on both sides, and surfaced on the weather-exposed side with mineral granules. Shingles have approximate dimensions of 36in x 18in.
Ratings
UL 2218
Product has met Class 4 requirements of UL 2218 when installed over minimum 15/32in thick APA-rated plywood decks.