SharkBite 1/2" Disconnect Clip for Copper Tubing. It is made of plastic and has a maximum working pressure of 5 psi. Compatible with copper tubing CTS, CPVC & Pex with integral tube liner included. Constructed of DZR brass and certified to 200 PSI & 200 Degrees Fahrenheit. Design certified to ASSE 1061/NSF61 standards and meets UPC, IPC & CUPC requirements. Listed with IAPMO and certified for use on potable & hydronic water distribution. Certified for underground applications and as a manufactured joint without the need for access panels. Comes in a bag.