Balboa 3/8" Barb Air Injector [White] (11-9238WHT) inletoutlet The Raypak stack adapter is

The Raypak stack adapter is designed for compatible 406A and 407A heater applications where the supported vent transition component needs replacement

This replacement is especially useful when the original valve is leaking

The CMP Wave Collection Insider gunite jet body is designed for compatible gunite jet installations where the body and niche section need replacement together

Replacing it can help restore the intended flow behavior and improve the overall operation of the inlet fitting

Balboa 3/8" Barb Air Injector [White] (11-9238WHT) inletoutlet The Raypak stack adapter isBarbed air injectors are used where flexible tubing connects to the injector body. This version is designed for that type of setup within spa systems. The barbed design helps secure the tubing in place without requiring additional fittings. Proper air introduction helps improve the overall jet experience. Using the correct injector ensures consistent performance. Barbed connection for flexible tubing Supports air introduction into jets White finish