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2.5" x 20" Filters

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  1. 2.5" x 20" Carbon Block Filter: Replacement Slim Blue 20" Filter/Cartridge for Commercial Reverse Osmosis RO Water Filtration Systems
    2.5" x 20" Carbon Block Filter: Replacement Slim Blue 20" Filter/Cartridge for Commercial Reverse Osmosis RO Water Filtration Systems
    Special Price $24.99 Regular Price $34.99
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  2. 2.5" x 20" Standard Blue Refillable Alkaline Filter| Whole House and Commercial Water Filter
    2.5" x 20" Standard Blue Refillable Alkaline Filter| Whole House and Commercial Water Filter
    Special Price $64.99 Regular Price $74.99
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  3. 2.5" x 20" Standard Blue Refillable Birm Filter - for Iron and Manganese Reduction | Whole House Water Filter
    2.5" x 20" Standard Blue Refillable Birm Filter - for Iron and Manganese Reduction | Whole House Water Filter
    Special Price $43.99 Regular Price $49.99
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  4. 2.5" x 20" Standard Blue Refillable Whole House Water Filter Cartridge - Catalytic Carbon - Refillable
    2.5" x 20" Standard Blue Refillable Whole House Water Filter Cartridge - Catalytic Carbon - Refillable
    Special Price $39.99 Regular Price $45.99
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  5. 2.5" x 20" Standard Refillable Well Water Filter - for Iron, Sulfur and Chlorine Reduction | KDF 85 + KDF 55 + Activated Carbon
    2.5" x 20" Standard Refillable Well Water Filter - for Iron, Sulfur and Chlorine Reduction | KDF 85 + KDF 55 + Activated Carbon
    Special Price $52.99 Regular Price $65.99
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  6. 20" Standard Blue Iron & LimeScale Reducing Water Filter Cartridge 2.5" x 20" | for Whole House Standard Housing Filtration Systems - Refillable
    20" Standard Blue Iron & LimeScale Reducing Water Filter Cartridge 2.5" x 20" | for Whole House Standard Housing Filtration Systems - Refillable
    Special Price $56.99 Regular Price $63.99
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  7. 20" Standard LimeScale Reducing Water Filter Cartridge 2.5" x 20" - SLOW PHOS | for Whole House Standard Housing Filtration Systems
    20" Standard LimeScale Reducing Water Filter Cartridge 2.5" x 20" - SLOW PHOS | for Whole House Standard Housing Filtration Systems
    Special Price $122.99 Regular Price $138.99
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  8. 20" Standard Water Filter KDF 55/GAC: Removes Chlorine, Heavy Metal Cartridge 2.5" x 20" - Refillable
    20" Standard Water Filter KDF 55/GAC: Removes Chlorine, Heavy Metal Cartridge 2.5" x 20" - Refillable
    Special Price $46.99 Regular Price $53.99
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  9. 20-Inch Standard Slimline 2.5" x 20" Blue Filter Housing - 3/4" NPT
    20-Inch Standard Slimline 2.5" x 20" Blue Filter Housing - 3/4" NPT
    Special Price $49.99 Regular Price $59.99
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  10. 4 Pack: Hydro-Logic Tall Boy Compatible Pleated Sediment Water Filter 2.5" x 20" | 10 Micron Nominal Filtration for Standard Slim Blue Filtration Systems
    4 Pack: Hydro-Logic Tall Boy Compatible Pleated Sediment Water Filter 2.5" x 20" | 10 Micron Nominal Filtration for Standard Slim Blue Filtration Systems
    Special Price $49.99 Regular Price $59.99
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  11. 6 Carbon Block Water Filters 2.5 x 20" Slimline 20" Housing Reverse Osmosis
    6 Carbon Block Water Filters 2.5 x 20" Slimline 20" Housing Reverse Osmosis
    Special Price $89.99 Regular Price $129.99
    Out of stock
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  12. 6 Pack: Hydro-Logic Tall Boy Compatible Pleated Sediment Water Filter 2.5" x 20" | 10 Micron Nominal Filtration for Standard Slim Blue Filtration Systems
    6 Pack: Hydro-Logic Tall Boy Compatible Pleated Sediment Water Filter 2.5" x 20" | 10 Micron Nominal Filtration for Standard Slim Blue Filtration Systems
    Special Price $62.99 Regular Price $72.99
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  13. Hydro-Logic Tall Boy Compatible Pleated Sediment Water Filter 2.5" x 20" | 10 Micron Nominal Filtration for Standard Slim Blue Filtration Systems
    Hydro-Logic Tall Boy Compatible Pleated Sediment Water Filter 2.5" x 20" | 10 Micron Nominal Filtration for Standard Slim Blue Filtration Systems
    Special Price $17.99 Regular Price $22.99
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  14. PACK OF 12: Replacement Slim Blue 20" Pre-Filters/Cartridges for Commercial Reverse Osmosis RO Water Filtration Systems | 2.5" x 20" Pleated Sediment, Carbon Block, GAC Filter, Post Carbon Inline
    PACK OF 12: Replacement Slim Blue 20" Pre-Filters/Cartridges for Commercial Reverse Osmosis RO Water Filtration Systems | 2.5" x 20" Pleated Sediment, Carbon Block, GAC Filter, Post Carbon Inline
    Special Price $182.99 Regular Price $214.99
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  15. PACK OF 12: Replacement Slim Blue 20" Pre-Filters/Cartridges for Commercial Reverse Osmosis RO Water Filtration Systems | 2.5" x 20" Sediment, Carbon Block, GAC Filter, Post Carbon Inline
    PACK OF 12: Replacement Slim Blue 20" Pre-Filters/Cartridges for Commercial Reverse Osmosis RO Water Filtration Systems | 2.5" x 20" Sediment, Carbon Block, GAC Filter, Post Carbon Inline
    Special Price $177.99 Regular Price $212.99
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  16. PACK OF 9: Replacement Slim Blue 20" Pre-Filters/Cartridges for Commercial Reverse Osmosis RO Water Filtration Systems | 2.5" x 20" Sediment, Carbon Block, GAC Filter
    PACK OF 9: Replacement Slim Blue 20" Pre-Filters/Cartridges for Commercial Reverse Osmosis RO Water Filtration Systems | 2.5" x 20" Sediment, Carbon Block, GAC Filter
    Special Price $143.99 Regular Price $155.00
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  17. Replacement Pre-Filters/Cartridges for The Shark Commercial Reverse Osmosis DI Water Filtration Systems
    Replacement Pre-Filters/Cartridges for The Shark Commercial Reverse Osmosis DI Water Filtration Systems
    Special Price $169.99 Regular Price $189.99
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  18. Replacement RODI Pre-Filters/Cartridges for Commercial Reverse Osmosis DI Water Filtration Systems - 2.5" x 20" RODI
    Replacement RODI Pre-Filters/Cartridges for Commercial Reverse Osmosis DI Water Filtration Systems - 2.5" x 20" RODI
    Special Price $89.99 Regular Price $99.99
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  19. Replacement Standard Filters/Cartridges + Inline for Commercial Reverse Osmosis Water Filtration Systems - 2.5"x20"
    Replacement Standard Filters/Cartridges + Inline for Commercial Reverse Osmosis Water Filtration Systems - 2.5"x20"
    $65.00
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  20. Replacement Standard Filters/Cartridges + Inline for Commercial Reverse Osmosis Water Filtration Systems - 2.5"x20" - Pleated
    Replacement Standard Filters/Cartridges + Inline for Commercial Reverse Osmosis Water Filtration Systems - 2.5"x20" - Pleated
    $67.00
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  21. Replacement Standard Pre-Filters/Cartridges for Commercial Reverse Osmosis Water Filtration Systems | 2.5"x20"
    Replacement Standard Pre-Filters/Cartridges for Commercial Reverse Osmosis Water Filtration Systems | 2.5"x20"
    Special Price $59.99 Regular Price $69.99
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  22. Replacement Standard Pre-Filters/Cartridges for Commercial Reverse Osmosis Water Filtration Systems | KDF 55- 2.5"x20"
    Replacement Standard Pre-Filters/Cartridges for Commercial Reverse Osmosis Water Filtration Systems | KDF 55- 2.5"x20"
    Special Price $75.00 Regular Price $85.00
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  23. Replacement Standard Pre-Filters/Cartridges for Commercial Reverse Osmosis Water Filtration Systems | KDF 85- 2.5"x20"
    Replacement Standard Pre-Filters/Cartridges for Commercial Reverse Osmosis Water Filtration Systems | KDF 85- 2.5"x20"
    Special Price $75.00 Regular Price $85.00
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  24. Standard Blue Cartridge 2.5" x 20" | Mixed Bed DI Resin - for Spot Free Car Rinse - Refillable
    Standard Blue Cartridge 2.5" x 20" | Mixed Bed DI Resin - for Spot Free Car Rinse - Refillable
    $69.99
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  25. Standard Blue KDF 85/GAC Water Filter: Removes Iron/Sulfur/Rotten Egg Smell Cartridge 2.5" x 20" - Refillable
    Standard Blue KDF 85/GAC Water Filter: Removes Iron/Sulfur/Rotten Egg Smell Cartridge 2.5" x 20" - Refillable
    Special Price $47.99 Regular Price $53.99
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  26. Standard Blue KDF85/Catalytic Carbon Water Filter 2.5" x 20" Fits Slim 20" Housing Hydroponics - Refillable
    Standard Blue KDF85/Catalytic Carbon Water Filter 2.5" x 20" Fits Slim 20" Housing Hydroponics - Refillable
    Special Price $59.99 Regular Price $65.99
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  27. Standard Blue Water Cartridge 2.5" x 20" | Cation Softening Resin 10% Cross Linked - Refillable
    Standard Blue Water Cartridge 2.5" x 20" | Cation Softening Resin 10% Cross Linked - Refillable
    Special Price $44.99 Regular Price $52.99
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  28. Standard Cartridge 2.5" x 20" | Bone Char | Fluoride Removing Whole House Water Filter - Refillable
    Standard Cartridge 2.5" x 20" | Bone Char | Fluoride Removing Whole House Water Filter - Refillable
    $45.00
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  29. Whole House Standard Replacement Water Filter: Strong Base Anion - Nitrate Reduction Cartridge (2.5" x 20") - Refillable
    Whole House Standard Replacement Water Filter: Strong Base Anion - Nitrate Reduction Cartridge (2.5" x 20") - Refillable
    Special Price $68.99 Regular Price $74.99
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