Balboa BP100 5.5kW [15" x 2"] Flo-Thru Heater (26-58509) cfrfilters Helps support the wet-end connection

Helps support the wet-end connection on compatible Hayward pumps

the spa tends to regain the steadier

5 inch MBT/FPT connections is needed

Helps restore internal shutoff and flow control

Balboa BP100 5.5kW [15" x 2"] Flo-Thru Heater (26-58509) cfrfilters Helps support the wet-end connectionBalboa BP100 15" 5. 5kW Flo Thru Heater (26 58509) is a 5. 5kW replacement heater intended for compatible Balboa BP100 spa systems. Because heater output directly affects electrical demand and heating performance, confirming both the original part number and system rating is essential before installing a higher output replacement assembly. BP100 systems are compact control platforms, so the heater assembly is an integrated part of the overall