Cash Acme "Sharkbite" 1/2" coupling.
Cash Acme's "Sharkbite" push-fit fittings connect copper,CPVC, or PEX pipe simply by pushing the pipe into the fitting. No soldering or crimping tools needed. The fitting can also be removed with the disconnect clip. Certified 200 PSI and 180 degree F. Brass body IAPMO certified for hydronic heating and potable water. ANSI/NSF Std.61.