Waterway ProClean 2-1/2" x 2" TP Complete Union with Gasket (400-5961-2B) aquatemp A hi-limit sensor is useful

A hi-limit sensor is useful because it helps guard against excessive temperature conditions by communicating important safety-related temperature information to the control system

The manifold bypass valve kit supports controlled water movement inside compatible MasterTemp and Max-E-Therm heater manifolds

Supports more dependable spa system operation

Matching the correct blue solar cover helps preserve intended fit and dependable exterior protection

Replaces hardware that may be stripped

Waterway ProClean 2-1/2" x 2" TP Complete Union with Gasket (400-5961-2B) aquatemp A hi-limit sensor is usefulWaterway ProClean 2 1 2" x 2" TP Complete Union with Gasket (400 5961 2B) is a replacement sealing part for compatible Waterway Plastics equipment. It helps create or restore a watertight seal at the matching connection point, reducing leaks and supporting proper equipment operation after service, disassembly, or component replacement. Seals, o rings, and gaskets should generally be replaced whenever the related assembly is opened or when the original