Size Range：1/2″ through 12″ 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, WW-H-171-E (Type 12) and MSS-SP-58 (Type 1). ● UL/ULC Listed (Sizes 1/2″ through 8″)