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WHK 10 PACK PEX Fittings 1/2 Inch X 1/2 Pex Drop Ear Elbow Female NTP Thread Adaptor,Use for Pex Pipe 1/2 Inch Fittings Connect and Fix Tub Spout,Shower Head (Brass) - Amazon.com
SharkBite 1/2-in PEX Crimp Brass Coupling in the PEX Pipe, Fittings & Specialty Tools department at Lowes.com
Uponor LF4545050 | Uponor LF4545050 Wirsbo ProPEX LF Brass Coupling, 1/2" PEX x 1/2" PEX | AF Supply
iCrimp 1/2 Inch Brass PEX Coupling Splice, PEX Coupler, Lead Free F180 — Iwiss Tools Co Limited