Balboa Style 15" 4.0 kW Spa Heater w/Pressure Switch [2"x 15"] (58009) (G7416) plugs This Aladdin Go Kit #39

This Aladdin Go Kit #39 [Hayward SP-715 Multiport Valve Rebuild] (GO-KIT39) is engineered for o-rings applications

Air bleed assemblies help release trapped air from filter systems so pressure can stabilize and filtration can operate more efficiently

temperature changes

Use this part when the original heater union nut is cracked

Balboa Style 15" 4.0 kW Spa Heater w/Pressure Switch [2"x 15"] (58009) (G7416) plugs This Aladdin Go Kit #39A replacement heater can restore the dependable warmth and confidence that make a spa enjoyable to use, and this Balboa Style 15 inch 4. 0 kW Spa Heater is designed for compatible 2 inch by 15 inch applications with a pressure switch where the original heater has failed or become unreliable. When the heating side of the spa starts to underperform, a correctly matched heater is often the most important step in getting the system back to normal. The 4.