Suitable for with Viega ManaBloc distribution manifold model V5630, V5640, Viega MiniBloc zoning manifold model V5660, V5650
ASTM F876 specification for crosslinked polyethylene (PEX) tubing
ASTM F2159 specification for plastic insert fittings utilizing a copper crimp ring for SDR9 cross-linked polyethylene (PEX) tubing and SDR9 polyethylene of raised temperature (PE-RT) tubing