Brass quick connect push-fit fittings 

Brass quick connect push-fit fitting For copper, CPVC or PEX pipe Material:lead free brass, DZR, CW617N, CW614N, C37700, Common Brass. Size: 15x1/2"-54x2'' Working pressure: 16Bar - 20 Bar. It meet NSF/ANSI 61, NSF/ANSI 14 and ASSE 1061 standard for use in potable water and hydronic heating water distribution Feature:  Instant Push-Fit connection for increased ease-of-use. Fittings certified to 200 PSI and 200°F (93°C). no loose components, ensures secure, reliable connection LEAD FREE brass body. Foundation of a strong, corrosion resistant, durable fitting. Approved to be used underground and behind walls without access panels. Designed for hydronic heating as well as potable water distribution.