Balboa BP Series 15" 4.0kW Flo-Thru Heater (26-58303-K) atlasminerals Designed for the button layout

Designed for the button layout noted in the product name

The complete retrofit-kit format adds practical value by supporting a more thorough update instead of a narrower replacement

Helps direct water flow through the compatible pump wet end

This component is intended for pool and spa service work where the original part is worn

making this Waterway part especially practical where trim styling matters

Balboa BP Series 15" 4.0kW Flo-Thru Heater (26-58303-K) atlasminerals Designed for the button layoutBalboa BP Series 15" 4. 0kW Flo Thru Heater (26 58303 K) is designed for compatible Balboa BP Series control systems and provides a 4. 0kW heating configuration in a 15" flow through format. BP applications can use closely related heater assemblies, so the original part number and installation details should be verified before selecting a replacement. Balboa BP Series systems combine modern control logic with application specific heater