Waterway Cartridge Mounting Assembly with Grate [2" S x 1 1/2" Acme] (400-9030) coatesheater It helps keep compatible grid

It helps keep compatible grid elements properly spaced and aligned within the filter body

Maintains consistent water pressure

On high-volume fittings

Useful when replacing a high-feature large-format topside

Helps restore air induction in compatible spa systems

Waterway Cartridge Mounting Assembly with Grate [2" S x 1 1/2" Acme] (400-9030) coatesheater It helps keep compatible gridThe Waterway 400 9030 cartridge mounting assembly with grate is designed for compatible filter applications using a 2 inch socket connection and a 1 1 2 inch Acme interface. Assemblies like this are useful because they combine the mounting function with a grate component, helping create a more complete service replacement. When both the connection area and the visible or protective portion of the assembly need attention, replacing them together can