Grid Controls M-310 Flow Switch [25A] [2" Slip] (57-F4-3135-T02) nutsboltsscrews Designed for compatible pulsator-style spa

Designed for compatible pulsator-style spa jet applications

flow dynamics

The Balboa Black Heater Union Split Nut with Screws is a replacement heater union component used in compatible spa plumbing and heater assemblies

the internal is often the part that can restore that difference most directly

Grid Controls M-310 Flow Switch [25A] [2" Slip] (57-F4-3135-T02) nutsboltsscrews Designed for compatible pulsator-style spaA flow switch helps verify water movement in a compatible system before downstream equipment operates, and this Grid Controls M 310 version is a 25 amp model with a 2 inch slip connection using the 57 F4 3135 T02 reference. This style is useful where reliable flow sensing is needed within a larger plumbing line and a more robust switch rating is preferred. The 2 inch slip fitting gives this switch practical value because it is intended for direct