Waterway Top Flow Air Injector [3/8" Elbow Style] [White Escutcheon] (670-2300) sandfilters Helps maintain circulation performance

Helps maintain circulation performance

The gunite fitting relationship matters because it helps preserve the intended installation style of the original seat

supporting circulation control and more intentional flow placement

The Waterway 505-2250-R manifold is designed for compatible Clearwater sand filter systems in the 19 inch size range

2 inch size with buttress thread configuration

Waterway Top Flow Air Injector [3/8" Elbow Style] [White Escutcheon] (670-2300) sandfilters Helps maintain circulation performanceThe Waterway 670 2300 Top Flow air injector is a 3 8 inch elbow style injector designed for compatible spa systems that need both reliable air delivery and a clean finished look. Its elbow style body is helpful in installations where plumbing direction matters, while the white escutcheon keeps the visible surface detail bright and coordinated with lighter spa finishes. This injector helps introduce air into the system to create the bubbling and