Aries (AF-20-4000) 20"x2.5" Big Blue Mixed Bed Deionization (DI) 2 Filter Pleated Polyester1384 consider adding a pre-filter sediment

consider adding a pre-filter sediment stage to extend the GreenBlock's working life and maintain consistent chlorine reduction throughout its 34

Model DLA-9 fits standard 1 1/2" slip-joint drain connections

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This specialty cartridge combines NSF 60 certified polyphosphate beads with coconut shell granular activated carbon to address both mineral scale formation and chlorine contamination in a single filter

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Aries (AF-20-4000) 20"x2.5" Big Blue Mixed Bed Deionization (DI) 2 Filter Pleated Polyester1384 consider adding a pre-filter sedimentThe Aries AF 20 4000 is a 20 inch mixed bed deionization filter that removes dissolved ionic impurities to deliver ultra pure water for laboratory, pharmaceutical, and industrial applications. This DI cartridge fits standard Big Blue 20"x4. 5" housings and reduces total dissolved solids (TDS) to near zero levels for critical water quality needs. SPECIFICATIONS Aries AF 20 4000 Technical Details Model Number AF 20 4000 Dimensions 20" x 4. 5" (Big Blue)