Pentair Sta-Rite MasterTemp/Max-E-Therm Tube Sheet O-Ring Kit [Qty 12] (77707-0119) lascofittings or missing its seal

or missing its seal

Improves heating-system confidence and repair accuracy

Protect compatible Max-E-Therm ASME heater systems with a replacement pressure relief valve designed to relieve excess pressure when required

A filter cartridge is useful because it helps remove suspended debris from circulating water

Pentair Sta-Rite MasterTemp/Max-E-Therm Tube Sheet O-Ring Kit [Qty 12] (77707-0119) lascofittings or missing its sealThe tube sheet O ring kit with twelve seals is used during deeper MasterTemp and Max E Therm heat exchanger or tube sheet service. These seals help prevent water from escaping around the tube sheet connections and should be replaced when the related assembly is opened. Having the correct quantity in one kit supports a more complete repair and avoids mixing old seals with new components. Includes twelve tube sheet O rings Supports compatible MasterTemp