Elkhart Products 10155470 TecTite Low-Lead 204 Series 3/4-Inch Copper by Male Push-Fit Adapter Dezincification resistant brass (DZR) construction, low-lead design Works with Copper, CPVC and PEX tubing; Quick and easy push-fit technology; No special installation tools required EPDM rubber o-ring seal, nylon guide ring and 316 stainless steel grab ring; Removable and reusable fittings; Pre-lubricated for fast installation Meets ASME B16. 22 and B16. 18 standards; Surpass rigorous mechanical and health effects requirements ASSE 1061, ANSI/NSF 61 and ANSI/NSF 14 Meets or exceeds current low-lead state requirements; No wire brush, flux, solder, flame, tarnish, or solder buildup