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It is a practical service option when dependable heater replacement is needed in a compatible Hercules-based spa setup
Designed for compatible high-volume fitting applications
The 5 inch insert format gives this part practical value because reel systems often rely on exact interface parts rather than general hardware substitutes
A face plate gasket helps create a seal behind a compatible faceplate connection
CMP 170 GPM suction cover
Therm 4.0kW [15" x 2"] Flo-Thru Incoloy Heater [Caldera Spas] (26-3330-5S-K) tees It is a practical serviceTherm [Caldera Spas] 15" 4. 0kW Flo Thru Incoloy Heater (26 3330 5S K) is designed as a purpose focused replacement heater for Caldera Spas, where matching physical configuration and heating output is essential to dependable spa operation. Its 4. 0kW heating output and 15" 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
