Balboa M7 5.5 kW [15" x 2"] FloThru Spa Heater (G7512) aquaflo This large-diameter union is designed

This large-diameter union is designed for high-flow systems

and rebuild work

Helps restore proper combustion-air adjustment support

or accommodating a different layout than the original system

Balboa M7 5.5 kW [15" x 2"] FloThru Spa Heater (G7512) aquaflo This large-diameter union is designedA higher output heater assembly can make a spa feel much more ready and dependable, and this Balboa M7 15 inch 5. 5 kW Spa Heater Assembly is designed for compatible 2 inch by 15 inch applications where the original heater has become inconsistent or has reached the point where replacement makes more sense than continued troubleshooting. When heating performance starts to decline, the whole spa experience usually follows. The 5. 5 kW rating is an