Cal Spas
  cal spas have used various controls but all have the flo thru type heater manifold.

Featured Products


Cal Spa XL Exchanger Replacement heater for hot tub spas - $208.93
Cal Spa XL Exchanger Replacement This heater assembly is not an exchanger but an in-line flow thru replacement. This heater assembly is designed as a drop-in replacement. 2" x 15"s/s hous... More Info
Cal Spas 1990-1992 flo thru heater assembly for hot tub spas - $89.94
Cal Spas 1990-1992 C2550-0021 Stainless steel replacement heater assembly 1-1/2" x 15-3/4" manifold. Includes 5.5kW/240v element and split nuts with tailpieces. Part # Description 46-23... More Info
Cal Spas 1994- Recent flo thru heater for hot tub spas - $115.00
Cal Spas 1994- Recent B24055Q Stainless steel replacement heater assembly. 2" x 15-1/2" Manifold includes heater element and tailpiece assemblies. Part # Description 46-371-1213 Heat assembly, Ca... More Info

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