Pentair Sta-Rite MasterTemp/Max-E-Therm Manifold Bypass Valve Kit (77707-0001) bathpumps The Darlly 60403 is especially

The Darlly 60403 is especially useful for service work where a 45 square foot cartridge with a narrower top opening and SAE lower fitment is needed to avoid guesswork and improve replacement accuracy

Replacing the cartridge can help restore more dependable filtration and improve water clarity

Harwil D1 Q10N flow switch rated at 0

Helps maintain the intended look of the spa seating area

Pentair Sta-Rite MasterTemp/Max-E-Therm Manifold Bypass Valve Kit (77707-0001) bathpumps The Darlly 60403 is especiallyThe 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