W Cooper Hub w/Standpipe [RS-18 No Laterals] (2018A) pooltool more visually present trim face

more visually present trim face at the spa surface

A properly selected Magnecraft relay contributes to more dependable control performance and more accurate replacement service

A part like this is useful because it restores the primary heating element in systems that use a flow-thru style heater body

The Magnum fit gives this part practical value because support hardware works best when they match the original seal-plate relationship closely

Helps secure trap lid and related components

W Cooper Hub w/Standpipe [RS-18 No Laterals] (2018A) pooltool more visually present trim faceW Cooper Hub w Standpipe [RS 18 No Laterals] (2018A) is a W. Cooper Industries hub with standpipe for compatible RS 18 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.