HUSKY HI-RIB provides a tough durable wall or roof system and covers 36". It is composed of four major ribs 12" on center and 1 1/4" high. The higher rib provides the extra strength that is needed for longer spans on industrial jobs while creating an attractive, clean appearance. Husky Hi-Rib is available in 26 ga., 24 ga., and 22 ga., in painted, or bare galvanized steel G-90 coating (1.25 oz. per square foot) conforming to A.S.T.M. A653-98 SS Grade 50 (50,000 lb. min. yield strength) or galvalume coating conforming to A.S.T.M. A-792-97 SS Grade 50 (50,000 lb. min. yield strength).