The 5/3” Vent Parts are for use with Rheem’s, Rudd, Richmond and Paloma’s RTG-74DV Series and GT-199DV Series indoor tankless water heaters. This vent contains required category III vent components necessary to a complete side wall or vertical vent termination. 

All Rheem tankless water heater venting material is made from Category III stainless steel for durability and safety. All components are UL 1738 certified. Manufactured using AL29-4C advanced ferritic stainless steel with unmatched corrosion resistance for use with condensing furnaces and boilers. Utilizing a fail-safe gasket connection.