Two Hole Standoff Hanger and Restrainer. Beveled edge design helps protect the CPVC pipe from any rough surface and eliminates pipe abrasion. Hanger and surge restraint for horizontal CPVC piping when installed on the top, bottom, and side of the supporting structure. Guide for vertical CPVC piping when installed on the side of the supporting structure. Horizontal and vertical seismic restraint per NFPA 13-2016 requirements.