Hayward Manual Air Relief Assembly for SwimClear Cartridge Filters and ProGrid DE Filters | DEX2420MAR2 Youth Floats inspect all mating surfaces for

inspect all mating surfaces for corrosion or deformation before reinstalling

invigorating experience every time

reducing the pop-up force that drives debris toward the main drain

The Pentair 24752-0530A is the OEM internal assembly for the Pentair fiberglass filter tank

Confirm your existing board's part number before ordering — EasyTouch motherboards are model-specific and are not interchangeable across different aux-count configurations

Hayward Manual Air Relief Assembly for SwimClear Cartridge Filters and ProGrid DE Filters | DEX2420MAR2 Youth Floats inspect all mating surfaces forThe Hayward Manual Air Relief Assembly (DEX2420MAR2) is the OEM replacement air relief valve assembly for Hayward SwimClear Multi Element Cartridge Filters and ProGrid DE Filters. This assembly allows trapped air to be manually purged from the filter tank before start up and during routine maintenance. Releasing air from the tank ensures the filter operates at correct pressure and prevents air locks that can affect flow and filtration performance.