Size Range：1/2″ through 24″ Material：Carbon steel Finish：Galvanized, other finish available upon request Service：Recommend for suspension of non-insulated stationary pipe line Approvals： ● Complies with Federal Specification A-A-1192A (Type 1), WW-H-171-E (Type 1) and MSS-SP-69 (Type 1). ● FM approved (Sizes 3/4″ through 8″) ● UL/ULC Listed (Sizes 1/2″ through 8″)