Ring 1/2" F1960 Features ASTM F1960 specification for cold expansion fittings with PEX reinforcing rings for use with cross-linked polyethylene (PEX) tubing
Hydra-rester 1/2" Pex F1960 Asse-a Features Lifetime cycle tested at US testing laboratories to withstand 10,000 shock cycles Factory tested to withstand 500,000 cycles without failure (654-C...