H2Flow Flow Meter/Check Valve [FlowVis, Jandy/Praher Retrofit] (FVJ-R-15) productsunlimited A board replacement should not

A board replacement should not feel like guesswork

The Raypak cast iron return header is designed for compatible 155B and 155C heater applications where the supported return-side header needs replacement

Installed in the proper TP500S setup

A PVC brush helps a compatible robotic cleaner maintain grip and contact with the pool surface while supporting scrubbing action

Supports cleaner and more dependable heater presentation

H2Flow Flow Meter/Check Valve [FlowVis, Jandy/Praher Retrofit] (FVJ-R-15) productsunlimited A board replacement should notThe H2Flow FlowVis flow meter and check valve is designed for compatible Jandy and Praher retrofit plumbing applications where both flow monitoring and check valve protection are needed. A combined flow meter and check valve is useful because it helps show system flow rate while also helping reduce the chance of backflow. This replacement is especially useful when the original assembly is inaccurate, leaking, sticking, damaged, or no longer operating