Pentair Rainbow Pro-11 Professional Mini Test Kit | R151716 Pool Chemical Feeder Parts Shut off the pump and

Shut off the pump and relieve system pressure before opening the filter

and filter housings where internal components require servicing

it helps extend the lifespan of the entire filtration unit and ensures reliable performance

Requires compatible booster pump

superior energy efficiency

Pentair Rainbow Pro-11 Professional Mini Test Kit | R151716 Pool Chemical Feeder Parts Shut off the pump andWhat This Part Is Used For Pentair R151716 Rainbow Pro 11 Professional Mini Test Kit is a compact water testing kit designed for professional or advanced residential use. It measures key water chemistry levels to maintain balanced pool or spa water. Why This Part Matters Portable testing kits are ideal for quick, on site readings. Reliable results help prevent scaling, corrosion, and sanitizer imbalance. Regular testing supports long term equipment