John Guest - Speedfit Twist & Lock Compression Female Connector, Push to Connect Plastic Plumbing Fitting 3/8" OD x 9/16"-24 UNEF Omnipure (E5686) 12"x2.5" Diameter E-Series GAC & 4 oz. Phosphate - Scale Inhibitor but initial purging ensures clean

but initial purging ensures clean water from the start

5" filter housings or expensive stainless steel cartridge assemblies

leak-free connection when installing your countertop water filtration system

Know what's in your water before you drink it

It serves as a direct replacement for Doulton W9223002

John Guest - Speedfit Twist & Lock Compression Female Connector, Push to Connect Plastic Plumbing Fitting 3/8" OD x 9/16"-24 UNEF Omnipure (E5686) 12"x2.5" Diameter E-Series GAC & 4 oz. Phosphate - Scale Inhibitor but initial purging ensures cleanJohn Guest Speedfit Twist & Lock Push to Connect Female Connector 3 8" OD x 9 16" 24 UNEF compression fitting for copper, CPVC, and PEX tubing. No tools, torches, or glue required. IAPMO Approved NSF Certified Lead Free Behind Wall Safe WHY IT WORKS Push fit technology with collet locking system Twist & Lock Security Unique collet locking system holds tubing firmly in place. Twist feature provides added connection security for permanent installations.