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HydroAir compatible
Fits 56 frame systems with 2" MBT plumbing
It integrates directly into AquaFlo pump assemblies to improve flow consistency and reduce system strain
Its dependable design helps reduce air-lock issues and supports long-term filter reliability
this assembly helps restore stronger heating performance and supports a more polished
Balboa 4.0 kW [15" x 2"] Spa Heater Assembly w/Sensors [240V] (58031) (G7415) airsupply HydroAir compatibleBalboa 15" 4. 0 kW Spa Heater Assembly With Sensors [240V] [2" x 2"] (58031) (G7415) is engineered with a clear focus on multi sensor stability, making it a targeted solution rather than a generic replacement component. In spa systems, heaters are not interchangeable without consequencematching output, flow characteristics, and system communication is essential to achieving consistent performance. This model is built to align with those exact
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