45-Degree Elbow, Short-Turn, CxC Sweat End Connection For joining copper tubes ASTM B280 ALL sizes available Description Description Sizes: 1/4″ OD: 3/8″ 1/2″ OD: 5/8″ 5/8″ OD: 3/4″ 3/4″ OD: 7/8″ Related products Air Condition and CoolingInsulationFoam Pipe Insulation 6.6 Feet Length, for Refrigeration Copper Pipe Temperature Preservation Soft Tube Read more Air Condition and CoolingInstallation AccessoriesAC Wall Bracket Read more Air Condition and CoolingElectricalInstallation AccessoriesAC Disconnect Box (Non-Fused, 60 AMP) Read more