PPP® Water Hammer Arrestor, Series: Mini-Max™, 1/2 in Nominal, PEX Barb, 35 to 125 psig, -40 to 212 deg F, Copper Body, EPDM Seal, 5-3/16 in L, Domestic
A maintenance-free installation is assured when using this type of arrestor. the only moving part is the free-moving piston furnished with O-ring seals which have been tested for reliability in excess of normal operating ranges.