1-1/2" Flare x 1-1/2" FlareThe 1 1 2" Flared x 1 1 2" Flared Union Copper Lead Free is a high quality lead free fitting used for connecting two flared tubing ends securely. This adapter provides a leak proof, high pressure connection and is commonly used in plumbing, gas, HVAC, and refrigeration applications. Specification Value TYPE Flare x Flare DESIGN Leak Proof Flare Connection ensures secure compression seal without additional sealants. WEIGHT (LBS) 4. 605 CONNECTION SIZE