Coupling Fitting | Type Straight | Size A 1 Inch | Size B 1 Inch | End Connection Female Soldered x Female Soldered | Material C12200 Dezincification Resistant Copper Alloy | Material Specification ASTM B75 | Process Wrot | Pressure Rating 494 PSI at -20 to 100 Deg F | Temperature Rating -20 to 400 Deg F | Application Air Conditioning and Refrigeration System, Residential, Commercial, Potable Water | Applicable Standard NSF/ANSI 61/372, ASME B16.22, MSS SP-104, NFPA 99, ISO 9001 | Lead-Free | Includes Dimpled Tube Stop The coupling features solder cups and a dimple stop | The fitting provides a means of connecting two lengths of tube together | In addition to its inherent qualities of beauty, durability and low maintenance, copper's reusability makes it an ideal application in sustainable projects | Lead-Free