Pentair Sta-Rite MasterTemp/Max-E-Therm Manifold Bypass Valve Kit (77707-0001) littlegiant A diffuser like this is

A diffuser like this is useful because it helps manage water movement after the impeller

0 kW heater assembly for compatible Balboa VS100 spa applications

water flow

Replacement tank lid with lock ring for compatible Hayward Easy-Clear filters

Sta-Rite Sunbrite/Sunglow Light Lens Gasket is a replacement gasket intended for the equipment or connection identified in the product title

Pentair Sta-Rite MasterTemp/Max-E-Therm Manifold Bypass Valve Kit (77707-0001) littlegiant A diffuser like this isThe manifold bypass valve kit supports controlled water movement inside compatible MasterTemp and Max E Therm heater manifolds. A worn or damaged bypass can affect heater flow behavior, temperature regulation, and internal water routing. Replacing the kit is often part of resolving heater performance issues related to flow, noise, or manifold service findings. This is a critical water path component and should be installed as part of a careful heater