Labor Saving: Push connection allows for faster installation and repairs, resulting in less down time of a building's water system. Stainless steel grip ring provides secure hold on tubing without need for soldering, crimping, or gluing. Reliable EPDM O-ring provides leak-free 360 degree seal. Proven: Dependable ASSE 1061 push type fittings meet plumbing code requirements for potable applications. Torch less sealing method provides safer installation and allows installation without draining piping. NSF 61 Certified lead-free fittings, meet national regulations. Versatile: Z-Bite universal design allows use with PEX, copper, and CPVC. Release collar permits easy repositioning and removal aligning with retrofit or temporary applications.