Waterway Crystal Water Air Relief Assembly (550-4320) dowcorning A receptacle cord is useful

A receptacle cord is useful because it helps provide the correct electrical interface between the circulation pump and the supported system in a cleaner

this grate helps restore a fresher opening finish and supports a more polished skimmer area overall

Professional-grade quality

The Hayward union is designed for compatible plumbing applications where a serviceable 1-1/2 inch MPT to 1-1/2 inch MPT connection is needed

Waterway Crystal Water Air Relief Assembly (550-4320) dowcorning A receptacle cord is usefulThe Waterway 550 4320 air relief assembly is designed for compatible Crystal Water filter system applications. Air relief assemblies are important because they help manage trapped air within the filter system, supporting more controlled operation and easier service when the system is being started or maintained. When the air relief assembly becomes worn, damaged, or unreliable, the system can become less convenient to service and less confidence