ruhualife pool filter seal compatible with hayward pool filter pro-grid de de2420 de3620 de4820 de6020 de7220 and swimclear filters o-ring gasket c2020 c3030 c4020 c5025 c5030 replace # dex2422z2 is up for auction in Patio, Lawn & Garden. This item is in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.