![W Cooper Hub w/Standpipe [RS-3020 No Laterals] (3021A) andersonmfg supporting circulation and dependable spa-system](https://cdn.shopify.com/s/files/1/1751/9347/files/31-231-1036_XL.jpg?v=1777962330)
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supporting circulation and dependable spa-system performance
The Raypak header drain plug is designed for compatible R185
That keeps maintenance more efficient and easier to manage
Designed for compatible internal valve mechanism service
2 inch by 2 inch format supports intended plumbing connection
W Cooper Hub w/Standpipe [RS-3020 No Laterals] (3021A) andersonmfg supporting circulation and dependable spa-systemW Cooper Hub w Standpipe [RS 3020 No Laterals] (3021A) is a W. Cooper Industries hub with standpipe for compatible RS 3020 No Laterals filter assemblies. The hub and standpipe help direct water through the filter system and are key internal components in proper filtration performance. This replacement version is listed without laterals, making it useful when the standpipe or hub requires replacement but the matching lateral set is handled separately.