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Hayward DEX2420ATC Filter Body with Clamp System Replacement for Select Hayward Filters Bio-MAXX Super Loud Siren: 110db outputHayward DEX2420ATC Filter Body with Clamp System Replacement for Select Hayward Filters Filter body de2420 with clamp system replacement Fits hayward hayward pro grid vertical d e filter models de2420, de3620, de4820, de6020, de7220 Also fits hayward hcf series cartridge filter models c3025, sp1070sq, dex2420a3c Also fits Hayward Skim Master Series SP1070 Includes clamp system