The Sharkbite check valve is a general-purpose, spring-loaded check valve that can be installed in seconds on copper, CTS CPVC, and PEX

It can be installed horizontally or vertically and prevents the reverse flow of water through the water supply line in domestic water supply systems

The Shartbite push-fit fittings have been designed and listed to ASSE 1061/NSF 61

They are listed and by IAPMO

The fittings have also been for underground applications and as a manufactured joint without access panels

They meet UPC, IPC, and Canadian plumbing code requirements

Product is individually bagged