SharkBite large diameter PEX stiffeners are inserts that go inside large diameter SharkBite fittings. These PEX stiffeners are required when connecting a SharkBite fitting to PEX tubing. They are not required for copper or CPVC.

• No soldering, clamps, unions or glues required
• Certified to 200 psi and 200 deg F
• Certified for underground and behind the wall applications and as a manufactured joint without access panels
• All SharkBite brass products including lead-free are DZR brass
• Certified for potable water and hydronic
• Integral tube liner for PEX installations
• Fittings can even be rotated after assembly for easier installation in tight-spaces
• Easy to disconnect if needed

Standards/Certifications: ASSE 1061, UPC, IPC and cUPC, IAPMO Listed, NSF 61 certified