• This Efield Product is Compatible with all Types of Brands of Pex A Pipe/Tubing
• The Expansion Style Fitting Provides Full Water Flow
• Certified to ANSI/NSF-61 and ASSE 1061 Product Standard, 400 PSI
• This Efield Product is Compatible with Expanding Fitting System, NOT Compatible with Stainless Steel Clamp & Copper Crimp Ring Systems
• Need to Order Expander tool + Pex Sleeves / Ring Separately; Pack of 2 With Protection Cap. Only for Pex A Pipe/Tubing Fitting Connection