Therm [Cal Spas] 16.25" 2.5kW Flo-Thru Incoloy Heater (26-0165-3S-K) borggeneral Accurate sensor feedback is important

Accurate sensor feedback is important for proper heat pump response in cooler operating conditions

Useful when the original tube nest is damaged or worn

Restores a cleaner finished appearance

Replacement leader hose for compatible Polaris/Zodiac cleaner models

Therm [Cal Spas] 16.25" 2.5kW Flo-Thru Incoloy Heater (26-0165-3S-K) borggeneral Accurate sensor feedback is importantTherm [Cal Spas] 16. 25" 2. 5kW Flo Thru Incoloy Heater (26 0165 3S K) is designed as a purpose focused replacement heater for Cal Spas, where matching physical configuration and heating output is essential to dependable spa operation. Its 2. 5kW heating output and 16. 25" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. In day to day spa operation, a