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City Or Well water that contains high levels of minerals as magnesium or calcium. Water softeners are  designed to  reduce the amount or effects of minerals in your home’s water system.
  • Water Problems
  • Shop Systems
    • Well Water Systems
    • City Water Systems
    • Water Softeners
    • Iron & Manganese
    • Sulfur / Rotten-Egg Odor
    • Reverse Osmosis
    • UV & Disinfection
    • Arsenic / Fluoride / PFAS
    • Salt-Free / Scale Prevention
  • Commercial
    • Commercial & Industrial Systems
    • Commercial Water Softeners
    • Commercial Reverse Osmosis
  • Parts & Media
    • Control Valves & Parts
    • Tanks & Accessories
    • Filter Cartridges
    • Filter Housings
    • Resin & Filter Media
    • RO Components
    • UV Replacement Parts
  • Brands
  • Resources
    • Calculators & Tools
    • How-To Videos
    • Manuals Library
    • FAQ
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Search results

  • Fleck 500 Air Check, 60002-34 (FL500)

    Fleck 500 Air Check, 60002-34 (FL500)

    Fleck 500 Air Check, 60002-34 (FL500)

    Regular price $22.29
    Regular price Sale price $22.29
  • 20-inch taste and odor filter cartridge housing — NFGAC-20WH, Taste & Odor Cart Whl Hse, 20, UDF-20W-BP

    20-inch taste and odor filter cartridge housing — NFGAC-20WH, Taste & Odor Cart Whl Hse, 20, UDF-20W-BP

    20-inch taste and odor filter cartridge housing — NFGAC-20WH, Taste & Odor Cart Whl Hse, 20, UDF-20W-BP

    Regular price $114.32
    Regular price Sale price $114.32
  • Pentek 4x20 inch 5 micron pleated cellulose filter cartridge

    Pentek 4x20 inch 5 micron pleated cellulose filter cartridge — ECP5-20BB, Pentek Pleated Cellulose 5 mic 4 x 20", 255494-43

    Pentek 4x20 inch 5 micron pleated cellulose filter cartridge — ECP5-20BB, Pentek Pleated Cellulose 5 mic 4 x 20", 255494-43

    Regular price $89.64
    Regular price Sale price $89.64
  • NFS-PL10/5-HF, Pleated Filter, 10/5 mic, Orange Series, CT-1005

    Pleated filter cartridge, 10/5 micron, Orange Series — NFS-PL10/5-HF, Pleated Filter, 10/5 mic, Orange Series, CT-1005

    Pleated filter cartridge, 10/5 micron, Orange Series — NFS-PL10/5-HF, Pleated Filter, 10/5 mic, Orange Series, CT-1005

    Regular price $318.03
    Regular price Sale price $318.03
  • Premium Inline Carbon Filter Cartridge for Cleaner, Better-Tasting Water

    inline 10-inch carbon water filter cartridge — NINCF-10, In Line Fltr 10 Carbon, IL-10W-C-14

    inline 10-inch carbon water filter cartridge — NINCF-10, In Line Fltr 10 Carbon, IL-10W-C-14

    Regular price $21.73
    Regular price Sale price $21.73
  • 20-inch 30-micron pleated dirt filter cartridge — NPF-BB-20-30, Dirt Cart, 20 30mic Pltd, Bb, 57-000006-C

    20-inch 30-micron pleated dirt filter cartridge — NPF-BB-20-30, Dirt Cart, 20 30mic Pltd, Bb, 57-000006-C

    20-inch 30-micron pleated dirt filter cartridge — NPF-BB-20-30, Dirt Cart, 20 30mic Pltd, Bb, 57-000006-C

    Regular price $41.01
    Regular price Sale price $41.01
  • Optimize Your Water Quality with the NFGAC-10 Nelsen Taste & Odor Cartridge - Effective Filtration for Cleaner, Fresher Water

    Taste & Odor Filter Cartridge 9-3/4 inch — NFGAC-10, Taste & Odor Cart 9-3/4, UDF-10W

    Taste & Odor Filter Cartridge 9-3/4 inch — NFGAC-10, Taste & Odor Cart 9-3/4, UDF-10W

    Regular price $20.89
    Regular price Sale price $20.89
  • NPF-BB-10-1 Nelsen Dirt Cartridge: Superior Sediment Filtration for Cleaner Water Systems

    9-3/4 inch 1 micron pleated dirt filter cartridge — NPF-BB-10-1, Dirt Cart, 9-3/4 1mic Pltd, Bb, 56-000886-C

    9-3/4 inch 1 micron pleated dirt filter cartridge — NPF-BB-10-1, Dirt Cart, 9-3/4 1mic Pltd, Bb, 56-000886-C

    Regular price $36.30
    Regular price Sale price $36.30
  • Pentek Dual Gradient Polypropylene Filter Cartridge 20 inch

    Pentek Dual Gradient Polypropylene Filter Cartridge 20 inch — DGD-2501-20-BB, Pentek Dual Grad PP 25/1 Mic, 20", 155360-43

    Pentek Dual Gradient Polypropylene Filter Cartridge 20 inch — DGD-2501-20-BB, Pentek Dual Grad PP 25/1 Mic, 20", 155360-43

    Regular price $88.20
    Regular price Sale price $88.20
  • Dirt Cartridge Filter 9-3/4 inch 20 micron plated — NPF-20-975, Dirt Cart, 9-3/4 20mic Pltd, 57-000610-C

    Dirt Cartridge Filter 9-3/4 inch 20 micron plated — NPF-20-975, Dirt Cart, 9-3/4 20mic Pltd, 57-000610-C

    Dirt Cartridge Filter 9-3/4 inch 20 micron plated — NPF-20-975, Dirt Cart, 9-3/4 20mic Pltd, 57-000610-C

    Regular price $27.15
    Regular price Sale price $27.15
  • 20-inch Pentek pleated 30-micron big blue filter cartridge — R30-20BB, Pentek Pleated Ser Crtg, 20", 30 mic, BB, 155430-43

    20-inch Pentek pleated 30-micron big blue filter cartridge — R30-20BB, Pentek Pleated Ser Crtg, 20", 30 mic, BB, 155430-43

    20-inch Pentek pleated 30-micron big blue filter cartridge — R30-20BB, Pentek Pleated Ser Crtg, 20", 30 mic, BB, 155430-43

    Regular price $105.46
    Regular price Sale price $105.46
  • Reliable Inline Carbon Filter Cartridge for Cleaner, Better-Tasting Water

    10-inch inline carbon water filter with 1/4-inch quick connect — NINCF-10-QC, In Line Filt 10" Carbon w/1/4" QC, IL-10W-C-EZ

    10-inch inline carbon water filter with 1/4-inch quick connect — NINCF-10-QC, In Line Filt 10" Carbon w/1/4" QC, IL-10W-C-EZ

    Regular price $21.88
    Regular price Sale price $21.88
  • NP5-BB-10 Nelsen Dirt Cart Filter Cartridge: Superior Sediment Filtration for Cleaner Water Systems

    9-3/4 inch 5 micron dirt cartridge filter — NP5-BB-10, Dirt Cart 9-3/4 5mic Spn Ply, Bb, BVB0987005

    9-3/4 inch 5 micron dirt cartridge filter — NP5-BB-10, Dirt Cart 9-3/4 5mic Spn Ply, Bb, BVB0987005

    Regular price $21.91
    Regular price Sale price $21.91
  • Iron And Sulfur Removal Filter System Water Softener Plus

    Iron And Sulfur Filter

    Sale

    Iron And Sulfur Filter

    Regular price $1,806.99
    Regular price $2,195.00 Sale price $1,806.99
    Sale
  • NP20-20 Nelsen Dirt Cart Filter Cartridge - Efficient Sediment Filtration for Cleaner Water Systems

    20" Dirt Cart 20 Micron Spun Poly Filter Cartridge — NP20-20, Dirt Cart. 20", 20 Mic Spun Poly, GCB2000020

    20" Dirt Cart 20 Micron Spun Poly Filter Cartridge — NP20-20, Dirt Cart. 20", 20 Mic Spun Poly, GCB2000020

    Regular price $18.03
    Regular price Sale price $18.03
  • NPF-BB-20-20 Nelsen Dirt Cartridge: Superior Sediment Filtration for Cleaner Water Systems

    20-micron pleated dirt filter cartridge, 20-inch — NPF-BB-20-20, Dirt Cart, 20 20mic Pltd, Bb, 57-000063-C

    20-micron pleated dirt filter cartridge, 20-inch — NPF-BB-20-20, Dirt Cart, 20 20mic Pltd, Bb, 57-000063-C

    Regular price $41.58
    Regular price Sale price $41.58
  • 20-inch Big Blue GAC20-BB Carbon Filter Cartridge — GAC20-BB, Pentek T & O Cart, 20 Big Blue, 155249-43

    20-inch Big Blue GAC20-BB Carbon Filter Cartridge — GAC20-BB, Pentek T & O Cart, 20 Big Blue, 155249-43

    20-inch Big Blue GAC20-BB Carbon Filter Cartridge — GAC20-BB, Pentek T & O Cart, 20 Big Blue, 155249-43

    Regular price $160.14
    Regular price Sale price $160.14
  • Pentek pleated carbon filter cartridge, NCP-BB size — NCP-BB, Pentek Pleated Carbon Cart, 155398-43

    Pentek pleated carbon filter cartridge, NCP-BB size — NCP-BB, Pentek Pleated Carbon Cart, 155398-43

    Pentek pleated carbon filter cartridge, NCP-BB size — NCP-BB, Pentek Pleated Carbon Cart, 155398-43

    Regular price $177.42
    Regular price Sale price $177.42
  • High-Performance Nelsen Dirt Cartridge Filter for Cleaner Water and Enhanced System Protection

    9-3/4 inch 5 micron pleated dirt filter cartridge — NPF-BB-10-5, Dirt Cart, 9-3/4 5mic Pltd, Bb, 57-000504-C

    9-3/4 inch 5 micron pleated dirt filter cartridge — NPF-BB-10-5, Dirt Cart, 9-3/4 5mic Pltd, Bb, 57-000504-C

    Regular price $33.16
    Regular price Sale price $33.16
  • 20" 50-micron pleated dirt filter cartridge — NPF-BB-20-50, Dirt Cart, 20 50mic Pltd, Bb, 57-000598-C

    20" 50-micron pleated dirt filter cartridge — NPF-BB-20-50, Dirt Cart, 20 50mic Pltd, Bb, 57-000598-C

    20" 50-micron pleated dirt filter cartridge — NPF-BB-20-50, Dirt Cart, 20 50mic Pltd, Bb, 57-000598-C

    Regular price $47.16
    Regular price Sale price $47.16
  • Pentek 10-inch carbon block filter cartridge — CBC-BB, Pente

    Pentek 10-inch carbon block filter cartridge — CBC-BB, Pentek Carbon Block 10" BB, 155170-43

    Pentek 10-inch carbon block filter cartridge — CBC-BB, Pentek Carbon Block 10" BB, 155170-43

    Regular price $195.08
    Regular price Sale price $195.08
  • 9-3/4 inch 50 micron pleated dirt filter cartridge — NPF-BB-10-50, Dirt Cart, 9-3/4 50mic Pltd, Bb, 57-202761-C

    9-3/4 inch 50 micron pleated dirt filter cartridge — NPF-BB-10-50, Dirt Cart, 9-3/4 50mic Pltd, Bb, 57-202761-C

    9-3/4 inch 50 micron pleated dirt filter cartridge — NPF-BB-10-50, Dirt Cart, 9-3/4 50mic Pltd, Bb, 57-202761-C

    Regular price $35.31
    Regular price Sale price $35.31
  • Sand Trap Retention Tank & Sediment Filter

    Essential Questions and Specs to Check Before B...

    October 18, 2026
    Blog

    Essential Questions and Specs to Check Before B...

    October 18, 2026
    Blog
  • Free To check filter life status, quickly Manua...

    Page
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