Designed for the suspension of non-insulated stationary pipe lines. SD-HCF has a layer of felt which separates the pipe from the hanger to reduce vibration and sound. The PVC coating on SD-HC protects the pipe from the metal surface of the hanger
Underwriters’ Laboratories listed and Factory Mutual approved for 21/2 ” upto 8” pipe. Complies with Federal Specification WW-H-171E & A-A-1192A (Type 1) and Manufacturers’ Standardization Society MSS SP-69 & SP-58 (Type 1).