Brought to you by Shark Bite is this stop valve. Shark Bite valve is ideally a 1/4 turn angle shutoff valve. The Shark Bite stop valve can be easily disconnected and reused without any tools. This compression shutoff valve is approved for behind the wall and underground installations without access panels. Shark Bite fitting holds up to 250 PSI at 75 F. Use this CTS quick connect shutoff valve (push type) for PEX, copper, CPVC, and potable plumbing pipe.