Therm [Saratoga Spas] 13.5" 4.0kW Flo-Thru Incoloy Heater (26-H3037-5S-K) elbows Fits compatible SP1077 and SP1085

Fits compatible SP1077 and SP1085 skimmer applications

Installing the correct replacement board helps restore communication between the unit's sensors

Fits compatible SP1500 Power-Flo pump applications

Supports cleaner and more complete pool-wall appearance

Therm [Saratoga Spas] 13.5" 4.0kW Flo-Thru Incoloy Heater (26-H3037-5S-K) elbows Fits compatible SP1077 and SP1085Therm [Saratoga Spas] 13. 5" 4. 0kW Flo Thru Incoloy Heater (26 H3037 5S K) provides a targeted heating solution for Saratoga Spas, combining the specified output and construction needed to restore consistent water heating without relying on a generic substitute. Its 4. 0kW heating output and 13. 5" heater length should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. A