Push-to-connect stop valve. Features patented technology that make it quick and easy to install. Reusable, durable, permanent plumbing connection. Gets the job done 75% faster than traditional methods, including soldering. Provides a simpler, safer, and a more cost-effective solution for connecting Copper, PEX and CPVC piping in plumbing and heating applications. No open flames or sealants needed, just quickly clean the end of the pipe and push to connect into place. Also allows for higher pressure ranges and better pressure performance over competitive push fittings.