SharkBite Max 3/4 Inch x 3/4 Inch FIP x 12 Inch Stainless Steel Braided Flexible Water Heater Connector, Push to Connect Brass Plumbing Fitting, PEX Pipe, Copper, CPVC, PE-RT, HDPE, UR3088FX12 FAST AND EASY INSTALL: SharkBite Max push-to-connect brass push water heater connectors are perfect for making quick connections between a water heater and an existing PEX, copper, CPVC, PE-RT and SDR-9 HDPE pipe in any combination. No need for soldering, glue, or additional tools; pipe connector can be installed in wet lines NO PEX TUBE LINER: With no PEX pipe tube liner required, SharkBite Max plumbing fittings eliminate flow restriction when used on Copper/CPVC STRONG AND DURABLE: The reinforced stainless steel collar locks in the cartridge and provides additional strength for 50 percent reduction in insertion force LEAD FREE: Flex water heater hose is made of high-quality forged DZR brass with reinforced stainless steel that is lead free; all SharkBite pipe fittings meet the same standards for commercial and residential plumbing applications CERTIFIED: Water heater hose tubings are rated to 200 degrees F and 250 PSI with 2K maximum burst