Water Hammer Arrestor, Pipe Size 1 in.

Water Hammer Arrestor, Body Material Copper, Connection Type Threaded, Pipe Size 1 in, Factory Set Pressure 60 psi, Overall Height 8 3/4 in, Diameter 1 3/8 in, Max. Pressure 350 psi, Temp. Range 33 Degrees to 250 Degrees F, Standards Asse Standard 1010, File No. 4785, IAPMO Listed, Compliance Lead Plumbing Law, Certified By IAPMO Rand T, File No. 8477 (NSF/ANSI 372)