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Aries (AF-20-4000) 20"x2.5" Big Blue Mixed Bed Deionization (DI) 2 Filter Pleated Polyester1384 🔄 Removable ConnectionThe 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)
