Aries (AF-20-4000) 20"x2.5" Big Blue Mixed Bed Deionization (DI) 2 Filter Hydrotech and verify your meter's temperature

and verify your meter's temperature compensation settings match the reference standard's rated temperature

💧 DI-Optimized Design

protecting downstream filters and equipment from sand

and inhibit scale formation in well and whole-house applications

Aries (AF-20-4000) 20"x2.5" Big Blue Mixed Bed Deionization (DI) 2 Filter Hydrotech and verify your meter's temperatureThe 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)