Pentair MasterTemp 250 Manifold KitThe Pentair 460748 Kit is a manifold assembly for pool heaters, specifically designed for the Pentair MasterTemp and Sta Rite Max E Therm series. It includes components such as a zinc plug, automatic gas shutoff switch, high limit switch, and thermistor. This manifold kit is compatible with 250,000 BTU heater models, including the Pentair MasterTemp 250 and Sta Rite Max E Therm 250, for both natural gas and propane configurations.