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giving the spa a stronger central point for managing heating
This style works well when the goal is to keep the control point simple
keeping the spa easy to operate for anyone already used to the system
Replacing the correct extension board helps isolate and solve the issue where it actually exists
Raypak 105A/105B/155A/185A,Flange Gasket [1-5/8" ID, 2-5/8" OD] (062236B) jettrim giving the spa a strongerThe Raypak flange gasket is designed for compatible 105A, 105B, 155A, and 185A heater applications where the flange connection needs a fresh seal. A flange gasket is useful because it helps maintain leak protection at a critical joint while supporting a cleaner, more dependable reassembly. This replacement is especially useful when the original gasket is compressed, brittle, leaking, or being disturbed during repair. Matching the correct gasket
