Everbilt 1/2 in. Copper Pressure Cup x MIP Male Adapter Fitting C604HD12 - The Home Depot
MECCANIXITY Tee Y Shape Copper Fitting Welding Joint Split Union Connector 19mm or 3/4 Inch ID for Water Pipe Plumbing, HVAC, Refrigeration System, Pack of 2 - Amazon.com
Uxcell 1/2 Inch ID Copper Cross Pipe Fitting, 4 Way Welding Copper End Feed Equal Pipe Connector 2 Pack - Walmart.com
Uxcell 1/2" ID Straight Copper Coupling Copper Connector Joint Pipe Fitting with Rolled Tube Stop Clamp to Install - Walmart.com
A Complete Guide to Pipe Fittings and How to Use Them to Connect PEX, PVC and Copper Tube - Dengarden
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10mm Solder Ring Copper Yorkshire Plumbing Pipe Fittings Pre Soldered Microbore | eBay