5 Stage Reverse Osmosis Filter Replacement Set (RFK-DRO5, Formerly ROFK5) 20 inch x 4.5 inch Big Blue Filters2043 📊 pH 0 to 12

📊 pH 0 to 12 Range

and water quality professionals who need portable

Also serves as a direct replacement for Penteck EP-10

Screen Replacement

🛡️ Thick Wall Construction

5 Stage Reverse Osmosis Filter Replacement Set (RFK-DRO5, Formerly ROFK5) 20 inch x 4.5 inch Big Blue Filters2043 📊 pH 0 to 12This complete 5 stage replacement filter set (model RFK DRO5, formerly ROFK5) delivers a full year of purified water for standard reverse osmosis systems. All cartridges are precisely sized and rated to restore your system to original factory performance. SPECIFICATIONS What's Included in the RFK DRO5 Set Stage 1 Filter 5 micron sediment cartridge, 2. 5" 9. 75" Stage 2 Filter Carbon block cartridge, 2. 5" 9. 75" Stage 3 Filter GAC coconut shell