Zodiac Ray-Vac/DM Hose Filter Screen Case (R0377400) heaters It is especially useful when

It is especially useful when priming becomes inconsistent or the diffuser shows visible wear around the inlet area

and this Balboa VS501Z Spa Control System is designed for compatible 4

A low-flow heater is useful because it supports systems built around reduced flow rates while still delivering dependable heat in a format matched to the supported plumbing and equipment layout

while a fresh replacement can quickly make the same area feel cleaner and more cared for

or pump rebuilds

Zodiac Ray-Vac/DM Hose Filter Screen Case (R0377400) heaters It is especially useful whenFor maintenance teams working on compatible Ray Vac DM equipment, Zodiac Ray Vac DM Hose Filter Screen Case is a practical service part selected by model, function, and part number. It supports Ray Vac or DM pressure cleaner service by replacing a targeted hose, screen, gauge, guard, timer, or swivel component. Use it when the cleaner shows poor movement, debris blockage, leaking hose sections, inaccurate pressure feedback, or worn protective