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Water Filter System Parts & Accessories

Find water filter parts and accessories, such as mounting brackets, replacement o-rings, refrigerator ice makers, and water test kits to meet all of your clean water needs. Discount Filter Store has over a hundred different parts for various water filter systems offered by top brands. We are a trusted distributor of Pentek, Kenmore, and HM Digital. Make sure that you have the right tools to keep your water clean and healthy. At Discount Filter Store, we make buying water filter parts easy.

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  1. Pro Products Water Hardness Kit #3 (Model # 2029)

    Pro Products Water Hardness Kit #3 (Model # 2029)

    Part of the American Hydro Systems Field Analysis Test Kit Learn More
    $9.99 Retail Price:  $13.79
  2. Pro Products pH Indicator – Wide Range (#2031)

    Pro Products pH Indicator – Wide Range (#2031)

    Fits sized at one ounce Learn More
    $6.99 Retail Price:  $8.04
  3. DrainOut SeptoBac Septic Tank Treatment (Pro Products #SB06N)

    DrainOut SeptoBac Septic Tank Treatment (Pro Products #SB06N)

    Formulated with environmentally friendly and organic ingredients Learn More
    $9.99 Retail Price:  $13.79
  4. Neutra Sul Professional Grade Oxidizer (Pro Products HP05N)
  5. Pro Neutra 7 Acid Water Neutralizer (Pro Products #SP25N)

    Pro Neutra 7 Acid Water Neutralizer (Pro Products #SP25N)

    Formulated to neutralize acidic water and help prevent corrosion Learn More
    $54.99 Retail Price:  $63.24
  6. American Hydro Systems RR1 Rid O' Rust 2X Concentrate Rust Preventer
  7. American Hydro Systems RR1-2.5 Rid O' Rust 2X Concentrate Rust Preventer (2.5 Gallon Container)
  8. American Hydro Systems RR2 Rid O' Rust Extreme Water 2X Concentrate Rust Preventer
  9. American Hydro Systems RR2-2.5 Rid O' Rust Extreme Water 2X Concentrate Rust Preventer (2.5 Gallon Container)
  10. Pro Products 2001 Replacement Hardness #1

    Pro Products 2001 Replacement Hardness #1

    $20.99 Retail Price:  $23.34
  11. Pro Products 11506 ProWash Activewear Detergent

    Pro Products 11506 ProWash Activewear Detergent

    $18.99 Retail Price:  $24.99
  12. RR1 American Hydron 30 Gallon Rust Preventer by Pro Products
  13. Pro Products 2004 Replacement Hardness #2

    Pro Products 2004 Replacement Hardness #2

    $20.99 Retail Price:  $28.99
  14. Pro Products 2007 Replacement Hardness #3

    Pro Products 2007 Replacement Hardness #3

    $20.99 Retail Price:  $26.99
  15. Pro Products 2411610 Replacement Test Tubes (2-Pack)
  16. Pro Products 3493399 Hardness Test Bottle

    Pro Products 3493399 Hardness Test Bottle

    $4.99 Retail Price:  $8.99
  17. Pro Products 1257900 Chlorine Test Comparator

    Pro Products 1257900 Chlorine Test Comparator

    $22.99 Retail Price:  $30.99
  18. Pro Products 2012 Precipitation #1 Solution Refill
  19. Pro Products 2016 Soap Solution

    Pro Products 2016 Soap Solution

    $7.99 Retail Price:  $12.99
  20. Pro Products 2015 Precipitation #2 Solution Refill
  21. GL05N Pro Products Corrosion Control Poly Guard Liquid (5 Gallons)

    GL05N Pro Products Poly Guard Corrosion Control and Sequestrant Liquid (5 Gallons)

    Compatible with most chemical feed pumps Learn More
    $219.99 Retail Price:  $288.99
  22. Pro Products Test Instruction Placemat Promat

    Pro Products Test Instruction Placemat Promat

    $3.29 Retail Price:  $6.99
  23. 2027 Pro-Products #2 hardness refill 1 oz. solution

    2027 Pro-Products #2 hardness refill 1 oz. solution

    Used with the basic and standard Spectrum field test kits: 2401 and 2403 Learn More
    $13.99 Retail Price:  $18.99
  24. Pro-Products 2027 #1 hardness refill 1 oz. solution

    2025 Pro-Products #1 hardness refill 1 oz. solution

    Used with the basic and standard Spectrum field test kits 2401 and 2403 Learn More
    $13.99 Retail Price:  $18.99
  25. Hach FerroVer Iron Reagent Powder Pillows

    Hach FerroVer Iron Reagent Powder Pillows

    $36.99 Retail Price:  $48.29

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