Water Filters

Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.

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  1. Pioneer Whole House Lead Reduction Housing and Filter Kit

    Price $1,581.99 List Price Price $2,259.99 Save 30%
    Free Shipping
  2. RFC-20BB Whole House Filter Replacement Cartridge by Tier1

    Price $44.99 List Price Price $64.99 Save 30%
    Free Shipping
  3. 5 GPM Whole House Catalytic Hard Water Conditioner by Tier1

    Price $518.99 List Price Price $741.99 Save 30%
    Free Shipping
  4. 10 GPM Whole House Catalytic Hard Water Conditioner by Tier1

    Price $687.99 List Price Price $982.99 Save 30%
    Free Shipping
  5. CL-12 Clairify Whole House Inline Filter

    Price $363.99 List Price Price $519.99 Save 30%
    Free Shipping
  6. Pioneer Whole House Lead Reduction Filter

    Price $513.37 List Price Price $732.99 Save 29%
    Free Shipping
  7. CFB-PLUS20BB Pentek Replacement Water Filter Cartridge

    Price $60.99 List Price Price $87.13 Save 30%
    Free Shipping
  8. 22070 Hydrologic BigBoy Replacement Carbon Filter

    Price $140.99 List Price Price $200.99 Save 29%
    Free Shipping
  9. CQE-RC-04016 Crystal Quest Multi Stage PLUS Water Filter Cartridge

    Price $159.99 List Price Price $228.99 Save 30%
    Free Shipping

9 Items

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