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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

  • Pentek 5-micron pleated cellulose filter cartridge 9-3/4 inch — ECP5-10, Pentek Pleated Cellulose 5 mic 9-3/4, 255482-43

    Pentek 5-micron pleated cellulose filter cartridge 9-3/4 inch — ECP5-10, Pentek Pleated Cellulose 5 mic 9-3/4, 255482-43

    Pentek 5-micron pleated cellulose filter cartridge 9-3/4 inch — ECP5-10, Pentek Pleated Cellulose 5 mic 9-3/4, 255482-43

    Regular price $23.67
    Regular price Sale price $23.67
  • Pentek Dual Gradient Polypropylene Filter Cartridge 25 Micron 20 GPM — DGD-7525-20-BB, Pentek Dual Grad Polyprop 25 Mic 20 gpm, 155356-43

    Pentek Dual Gradient Polypropylene Filter Cartridge 25 Micron 20 GPM — DGD-7525-20-BB, Pentek Dual Grad Polyprop 25 Mic 20 gpm, 155356-43

    Pentek Dual Gradient Polypropylene Filter Cartridge 25 Micron 20 GPM — DGD-7525-20-BB, Pentek Dual Grad Polyprop 25 Mic 20 gpm, 155356-43

    Regular price $97.42
    Regular price Sale price $97.42
  • SL03C-PR Pentek 3/8 Slimline Clear Filter Housing: Protect Your Water System with Enhanced Clarity and Durability

    Pentek 3/8 Slimline Clear Filter Housing with Pressure Relief — SL03C-PR, Pentek 3/8 Slimline Cl Fltr Hsng W/P.R., 158007

    Pentek 3/8 Slimline Clear Filter Housing with Pressure Relief — SL03C-PR, Pentek 3/8 Slimline Cl Fltr Hsng W/P.R., 158007

    Regular price $49.98
    Regular price Sale price $49.98
  • Reliable Pentek Radial Flow Cartridge for Superior Water Filtration and System Protection

    Pentek Radial Flow Cart for 20-inch Big Blue filters — RFC20-BB, Pentek Radial Flow Cart 20 Big Blue, 155247-43

    Pentek Radial Flow Cart for 20-inch Big Blue filters — RFC20-BB, Pentek Radial Flow Cart 20 Big Blue, 155247-43

    Regular price $210.52
    Regular price Sale price $210.52
  • Pentek EP-10 Carbon Briquette Filter Media 2-1/2 x 10 inch —

    Pentek EP-10 Carbon Briquette Filter Media 2-1/2 x 10 inch — EP-10, Pentek Carbon Briquette 2-1/2 X 10, 155531-43

    Pentek EP-10 Carbon Briquette Filter Media 2-1/2 x 10 inch — EP-10, Pentek Carbon Briquette 2-1/2 X 10, 155531-43

    Regular price $78.10
    Regular price Sale price $78.10
  • 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
  • SW-3 Pentek Spanner Wrench: Effortless Filter Housing Maintenance for Reliable Water Treatment

    Pentek SW-3 spanner wrench for Big Blue filters — SW-3, Pentek Spanner Wrench Big Blue, 150296 SW-3

    Pentek SW-3 spanner wrench for Big Blue filters — SW-3, Pentek Spanner Wrench Big Blue, 150296 SW-3

    Regular price $20.41
    Regular price Sale price $20.41
  • 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

    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
  • Reliable Pentek Filter HD15-20-PR Ensures Clean Water with Efficient Sediment Removal

    Pentek 1-1/2 inch #20 Blue Filter Housing — HD15-20-PR, Pentek Fltr, 1-1/2 #20 Blue, 150235

    Pentek 1-1/2 inch #20 Blue Filter Housing — HD15-20-PR, Pentek Fltr, 1-1/2 #20 Blue, 150235

    Regular price $137.10
    Regular price Sale price $137.10
  • Pentek Big Blue, 3/4" Filter Housing

    Pentek Big Blue, 3/4" Filter Housing

    Pentek Big Blue, 3/4" Filter Housing

    Regular price $133.74
    Regular price Sale price $133.74
  • Pentek O-Ring, Big Blue, 151122 (AM151122)

    Pentek O-Ring, Big Blue, 151122 (AM151122)

    Pentek O-Ring, Big Blue, 151122 (AM151122)

    Regular price $32.98
    Regular price Sale price $32.98
  • Pentek Mntng Bkt Kit #5 & Slimline Fltrs, 244047 (AM158011)

    Pentek Mntng Bkt Kit #5 & Slimline Fltrs, 244047 (AM158011)

    Pentek Mntng Bkt Kit #5 & Slimline Fltrs, 244047 (AM158011)

    Regular price $22.29
    Regular price Sale price $22.29
  • Pentek 9-3/4 inch Big Blue GAC-BB filter cartridge — GAC-BB, Pentek T & O Cart, 9-3/4 Big Blue, 155153-43

    Pentek 9-3/4 inch Big Blue GAC-BB filter cartridge — GAC-BB, Pentek T & O Cart, 9-3/4 Big Blue, 155153-43

    Pentek 9-3/4 inch Big Blue GAC-BB filter cartridge — GAC-BB, Pentek T & O Cart, 9-3/4 Big Blue, 155153-43

    Regular price $93.50
    Regular price Sale price $93.50
  • SL03B-PR Pentek 3/8 Slimline Filter Housing - Enhance Water Purity with Compact Efficiency

    Pentek 3/8 Slimline Filter Housing with Pressure Relief — SL03B-PR, Pentek 3/8 Slimline Bl Fltr Hsng W/P.R., 158005

    Pentek 3/8 Slimline Filter Housing with Pressure Relief — SL03B-PR, Pentek 3/8 Slimline Bl Fltr Hsng W/P.R., 158005

    Regular price $38.80
    Regular price Sale price $38.80
  • Pleated carbon water filter cartridge, size 20-inch — NCP-20BB, Pentek Pleated Carbon Cart, 155382-43

    Pleated carbon water filter cartridge, size 20-inch — NCP-20BB, Pentek Pleated Carbon Cart, 155382-43

    Pleated carbon water filter cartridge, size 20-inch — NCP-20BB, Pentek Pleated Carbon Cart, 155382-43

    Regular price $112.30
    Regular price Sale price $112.30
  • Pentek Pleated Dirt Cartridge 2.63 x 9.75 inches — ECP20-10, Pentek Pleated Dirt Cart, 2.63 x 9-3/4, 255483-43

    Pentek Pleated Dirt Cartridge 2.63 x 9.75 inches — ECP20-10, Pentek Pleated Dirt Cart, 2.63 x 9-3/4, 255483-43

    Pentek Pleated Dirt Cartridge 2.63 x 9.75 inches — ECP20-10, Pentek Pleated Dirt Cart, 2.63 x 9-3/4, 255483-43

    Regular price $66.00
    Regular price Sale price $66.00
  • SW-1 Pentek Spanner Wrench Slim Line: Effortless Filter Housing Maintenance for Water Treatment Systems

    Pentek Slim Line Spanner Wrench for Filter Housings — SW-1, Pentek Spanner Wrench Slim Line, 150539

    Pentek Slim Line Spanner Wrench for Filter Housings — SW-1, Pentek Spanner Wrench Slim Line, 150539

    Regular price $20.07
    Regular price Sale price $20.07
  • Pentek Mixed Bed Deionization Cartridge 2.5 x 20 inches — PCF1-20MB, Pentek Mixed Bed Di Cart, 2-1/2 x 20, 155274-43

    Pentek Mixed Bed Deionization Cartridge 2.5 x 20 inches — PCF1-20MB, Pentek Mixed Bed Di Cart, 2-1/2 x 20, 155274-43

    Pentek Mixed Bed Deionization Cartridge 2.5 x 20 inches — PCF1-20MB, Pentek Mixed Bed Di Cart, 2-1/2 x 20, 155274-43

    Regular price $156.22
    Regular price Sale price $156.22
  • Pentek Mixed Bed Deionization Cartridge, 10-inch — PCF1-10MB, Pentek Mixed Bed Di Cart, 10, 155273-43

    Pentek Mixed Bed Deionization Cartridge, 10-inch — PCF1-10MB, Pentek Mixed Bed Di Cart, 10, 155273-43

    Pentek Mixed Bed Deionization Cartridge, 10-inch — PCF1-10MB, Pentek Mixed Bed Di Cart, 10, 155273-43

    Regular price $106.26
    Regular price Sale price $106.26
  • Pleated carbon water filter cartridge, 10-inch — NCP-10, Pentek Pleated Carbon Cart, 155367-43

    Pleated carbon water filter cartridge, 10-inch — NCP-10, Pentek Pleated Carbon Cart, 155367-43

    Pleated carbon water filter cartridge, 10-inch — NCP-10, Pentek Pleated Carbon Cart, 155367-43

    Regular price $29.59
    Regular price Sale price $29.59
  • Pentek 9-3/4 inch 30 Micron Big Blue Filter Cartridge — R30-BB, Pentek Cart, 9-3/4 30 Mic Big-Blue, 155101-43 R30-BB

    Pentek 9-3/4 inch 30 Micron Big Blue Filter Cartridge — R30-BB, Pentek Cart, 9-3/4 30 Mic Big-Blue, 155101-43 R30-BB

    Pentek 9-3/4 inch 30 Micron Big Blue Filter Cartridge — R30-BB, Pentek Cart, 9-3/4 30 Mic Big-Blue, 155101-43 R30-BB

    Regular price $43.05
    Regular price Sale price $43.05
  • SW-2 Pentek Spanner Wrench Standard - Effortless Filter Housing Maintenance for Reliable Water Treatment

    Pentek standard spanner wrench for filter housings — SW-2, Pentek Spanner Wrench Standard, 150295-06

    Pentek standard spanner wrench for filter housings — SW-2, Pentek Spanner Wrench Standard, 150295-06

    Regular price $20.01
    Regular price Sale price $20.01
  • Pentek O-Ring, Slimline Housings, 151121 (AM151121)

    Pentek O-Ring, Slimline Housings, 151121 (AM151121)

    Pentek O-Ring, Slimline Housings, 151121 (AM151121)

    Regular price $20.66
    Regular price Sale price $20.66
  • Pentek 3/4-inch #20 Blue Filter Housing with Pressure Relief

    Pentek 3/4-inch #20 Blue Filter Housing with Pressure Relief — 20-07B-PR, Pentek 3/4 #20 Blue Housing with PR, 150069

    Pentek 3/4-inch #20 Blue Filter Housing with Pressure Relief — 20-07B-PR, Pentek 3/4 #20 Blue Housing with PR, 150069

    Regular price $126.84
    Regular price Sale price $126.84
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