PROFESSIONAL GRADE: The "Gold Standard" of plumbing fittings, don't settle for anything less! Specified by the Plumbing Trade Professionals. PUSHFIT INLET: 1/2" Nominal (5/8" OD) for 1/2" pipe (Copper, PEX, CPVC, or PE-RT). Simply push to connect to pipe. COMPRESSION OUTLET: 3/8" OD Compression for faucet or toilet supply line (in most cases simply remove and discard nut and ferrule when connecting to supply line) HEAVY DUTY: Durable solid brass ball, body, and stem designed to last QUARTER-TURN SHUTOFF: Allows fast and reliable turning on and off operation FAST & EASY INSTALLATION: No need for installation tools, glue, torch, or soldering! Simply push-to-connect pipe (Copper, PEX, CPVC, PE-RT) CLEAN AND SAFE: Made of durable and non-toxic lead free brass, safe for potable drinking water. Certified and compliant UPC, ANSI/NSF-61, ASSE. Approved to max 200°F and 200 PSI. LIFETIME WARRANTY: We stand behind our products 100%, we will refund or replace any product that is not satisfactory. PROUDLY BASED IN THE USA: We are proudly American owned and operated! Based in Southern California, we provide all customer service right here in the USA.