EcoPoly polysulfone (PSU) insert PEX fittings meet cNSF-14 Annex G for lead free 61, Mfg to ASTM F2159, ASTM F 877 and CSA 137.5 specifications. EcoPoly PSU insert PEX fittings are compatible with copper PEX crimp rings, stainless steel PEX clamps and any brand or type of SDR-9 PEX tubing.
