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SharkBite 3/4 x 1/2 Inch Poly Crimp Reducing Coupling, Pack of 5, PEX Pipe, PE-RT, UP058A5 - Amazon.com
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SUNGATOR Reducing Coupling, 3/4-Inch by 1-Inch Push Fit Straight Coupling, Push-to-Connect PEX, Copper, CPVC, PE-RT, No Lead Brass Pipe Fittings (2-Pack) - Amazon.com
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Pn16 HDPE PP PE Compression Fittings Reducing Coupling - China Reducing Coupling, Factory Supply | Made-in-China.com
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