SharkBite expansion fittings are designed for use with PEX-A pipe and expansion rings. SharkBite expansion fittings are designed for use in potable water distribution systems.
 
Plastic polysulfone construction
Compatible with PEX-A pipe only
Requires PEX expansion tool and expansion rings to make connection
Approved for water service lines and burial applications including concrete
Meets ASTM F-1960 and ASTM F-877 standard
Meets UPC, IPC and cUPC requirements
Listed to NSF 14/61