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.

447 Products found

Set Descending Direction
Page
View as Grid List
  1. Inline Remineralization Cartridge by Tier1

    Price $22.99 List Price Price $32.99 Save 30%
  2. W9120133 British Berkefeld 7 Inch Ultra Fluoride Imperial Gravity Filter

    Price $39.95 List Price Price $56.99 Save 29%
    Free Shipping
  3. Tier1 RO5 Replacement Filter Bundle 5-Pack

    Price $49.99 List Price Price $71.99 Save 30%
    Free Shipping
  4. Tier1 RO5 Replacement Filter Bundle 4-Pack

    Price $30.99 List Price Price $43.99 Save 29%
  5. Doulton W9380003 Housing + W9125010 10" Limescale Reduction Cartridge

    Price $207.99 List Price Price $297.99 Save 30%
    Free Shipping
  6. PENTEK-CFB-30 Carbon Block Replacement Filter Cartridge

    Price $89.99 List Price Price $128.99 Save 30%
    Free Shipping
  7. RO-132-W14 White 3.2 Gallon Capacity Reverse Osmosis System Bladder Tank by Tier1

    Price $68.99 List Price Price $98.99 Save 30%
    Free Shipping
  8. P1 Pentek Comparable Whole House Sediment Water Filter by Tier1

    Price $4.99 List Price Price $6.99 Save 28%

447 Products found

Set Descending Direction
Page
View as Grid List