Fastest way to connect PEX, copper, CPVC, PE-RT or HDPE SDR-9 pipe;Half the insertion effort, double the burst pressure;Can be installed on wet lines and pressure tested immediately;Stainless steel retainer adds strength and durability;High-performance DZR lead-free brass body;No special tools, crimping, soldering or glue required;Can be rotated after installation;No tube liner required for PEX;Rated to 140 Degree F and 200 psi;25-year warranty when properly installed on PEX, copper, CPVC and PE-RT;5-year warranty when properly installed with HDPE SDR-9;Can be easily removed using a disconnect clip, disconnect tongs or pro disconnect tool