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SharkBite 1/2-in Fip x 3/8-in Od Compression Brass Add-a-tee in the Shut-Off Valves department at Lowes.com
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Amazon.com: Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 1/2" Tube OD x 1/4" NPT Male Connector 5pcs (1/2" OD Compression x 1/4" NPT Male) : Industrial & Scientific
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