This NIBCO lead-free push-to-connect pressure coupling is used in residential and commercial systems such as potable water, non-potable water and hydronic systems. The coupling features push-to-connect ends. These fittings provide a means of connecting two lengths of tube together. Please refer to NIBCO technical data sheets and catalogs for engineering and installation information. In addition to its inherent qualities of beauty, durability and low maintenance, copper's reusability makes it an ideal application in sustainable projects. NIBCO Push fittings are backed by a 25-year limited warranty. Because of its longstanding reputation for innovation and precision in design and manufacturing, NIBCO is the preferred brand in the industry.Features Lead-free Dezincification resistant Removable and reusable 200 psi and 200°F For use with copper, CPVC-CTS or PEX tubing Third-party certified to NSF/ANSI 14, 61, and 372 ASSE 1061