Balboa - HydroAir (ITT) Slimline Air Control, 1/2in Air, 1-1/8 Hole Size, White

Balboa HydroAir Slimline Air Control Assy, Complete, 10-2510 has a white rotating lid which opens an air port to mix air with spa jets. Slimline Air Controls are used on many hot tubs, jetted tubs and whirlpool baths. They have a 1/2"" slip socket air pipe connection and require a 1-1/8"" hole size for mounting spa side. Includes gasket and lock nut for sealing up against the spa shell or cabinet.