John Guest Twist and Lock Plastic Shut Off Valve, Three Eighths Inch Tube Outer Diameter, White Polypropylene Fitting With Food Grade EPDM O Rings, No Fuss Easy Install For Three Eighths Inch Plastic Or Soft Copper Tubing, Model PPSV041212WP

Twist-and-Lock 3/8 in Plastic Shut-Off Valve for Water Lines
✔️ Tool-free twist-lock install; fits 3/8 in OD tubing (9.53 mm)

These twist-and-lock shut-off valves are made from white polypropylene and use food-grade EPDM O-rings. They’re designed for quick, leak-free connections on potable water lines and behind-the-wall installations. They’re ideal for 3/8 inch OD plastic or soft copper tubing.

✅ 3/8 in OD tubing compatibility (plastic or soft copper) (9.53 mm)
✅ White polypropylene body with food-grade EPDM O-rings
✅ NSF 61 and 51 certified for safe potable water use
✅ Rated for 150 PSI at 70°F and 60 PSI at 140°F
✅ Tool-free twist-lock installation for leak-free connections

💡 What is a push-to-connect shut-off valve used for in home plumbing?

This handy device makes quick, secure connections in potable water lines. - Quick, tool-free connections for potable water lines - Fits 3/8 in OD tubing (plastic or soft copper) - NSF 61 and 51 certified O-rings for safe drinking water - Behind-the-wall installations for permanent, leak-free lines