Discount Water Filters and Air Filters at Discount Filter Store.com

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Water Filtration Systems & 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. K27SSLRF-MS Klean Kanteen Reflect 27-Ounce Stainless Steel Water Bottle with Bamboo cap - Mirrored Finish
  2. K64WSSL Klean Kanteen 64-Ounce Stainless Steel Wide Mouth Bottle with Loop-cap
  3. 8014522 Katadyn Micro Ultralight Series 21-Ounce Personal Water Purifier Bottle - Blue
  4. Body Glove Water Filter Bottle (20 oz. # WI-BG-Bottle-20)

    Body Glove Water Filter Bottle (20 oz. # WI-BG-Bottle-20)

    Comes complete with a water filter Tested and Certified against NSF/ANSI Standards 42 & 53 Learn More
    $36.99 MSRP:  $49.95
  5. Bath-3000 Rainshowr Crystal Ball Bath Dechlorinator

    RB-3000 Rainshowr Crystal Ball Bath Dechlorinator Replacement Filter Pouch

    Fits the Rainshow'r BATH-3000 Crystal Ball. Learn More
    $30.29 MSRP:  $58.99
  6. Q5515-P Omnipure Replacement Filter Cartridge

    Q5515-P Omnipure Replacement Filter Cartridge

    Fits the Omnipure Q-Series Twist-Tap Filter Heads Learn More
    $30.59 MSRP:  $43.99
  7. 3M Aqua-Pure AP-250R Under Sink Water Filter

    AP-250R 3M Aqua-Pure Undersink Water Filter Cartridge

    Fits 3M Aqua-Pure undersink water filtration systems Learn More
  8. TS-500 Culligan Large Capacity Inline Filter Replacement Cartridge
  9. QC10-CBR-THREADED Pentek Undersink Quick-Change Filter System
  10. CR-5000 PUR Flavor Options 56-Ounce Water Pitcher
  11. 3M Aqua-Pure AP431 Inline Filter Replacement Cartridge

    AP431 3M Aqua-Pure Inline Filter Replacement Cartridge

    Fits 3M Aqua-Pure AP430 and AP430-SS filtered hot water systems Learn More
    $30.99 MSRP:  $49.56
  12. 3M Aqua-Pure AP814 Whole House Water Filter

    AP814 3M Aqua-Pure Whole House Filter Replacement Cartridge

    Fits any brand of whole house water filter system that uses standard 9 3/4 x 4 1/2 filter cartridges Learn More
    $30.99 MSRP:  $33.34
  13. 42412 Brita Atlantis OB32 48-Ounce Water Pitcher
  14. W9120562 Doulton Sterasyl Undersink Ceramic Candle Replacement Filter Cartridge

    W9120562 Doulton Sterasyl Undersink Ceramic Candle Replacement Filter Cartridge

    Fits the (S) type thread mount in HIP, HCP and HIS housings Learn More
    $30.99 MSRP:  $39.96
  15. SL2-CM-M Sprite Slim Line Universal Shower Filter System - Chrome

    SL2-CM-M Sprite Slim Line Universal Shower Filter (Chrome)

    Fits onto residential showers and baths Learn More
    $30.99 MSRP:  $37.94
  16. LF-EC25-CP Tier1 Contemporary Ceramic Faucet - Chrome

    LF-EC25-CP Tier1 Contemporary Ceramic Faucet - Chrome

    Fits many different brands of reverse osmosis systems, including Pentek and Culligan Learn More
    $30.99 MSRP:  $51.74
  17. Whirlpool WHKF-DB2 Undersink Replacement Water Filter Cartridge

    WHKF-DB2 Whirlpool Undersink Replacement Filter Cartridge

    Fits the Whirlpool WHKF-DUF Under Sink Filter Housing Learn More
    $30.99
  18. MATRIKX-1-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    MATRIKX-1-20 KX Technologies MatrikX Whole House Filter Replacement Cartridge

    Fits any standard housing that uses 20-inch x 2 1/2-inch replacement filter cartridges Learn More
    $30.99
  19. PF-500 OmniFilter 14-cup Water Pitcher
  20. W9220402 Doulton Slim Line Replacement Ceramic Filter

    W9220402 Doulton Slim Line Replacement Ceramic Filter

    Fits most standard 2.5-inch by 10-inch filter housings Learn More
    $30.99 MSRP:  $34.55
  21. 22080 Hydrologic Reverse Osmosis Carbon Pre-Filter

    22080 Hydrologic Reverse Osmosis Carbon Pre-Filter

    Fits the Merlin-Garden Pro Water Filter System Learn More
  22. BB-CM Sprite Bath Ball Filter (Chrome)

    BB-CM Sprite Bath Ball Filter (Chrome)

    Attaches to any bathtub spout Learn More
    $30.99 MSRP:  $39.99
  23. LF-EC32-CP Hydronix Elegant Ceramic Faucet with 3-inch Shank

    LF-EC32-CP Hydronix Elegant Ceramic Faucet with 3-inch Shank

    Fits most standard water lines Learn More
    $31.09 MSRP:  $55.99
  24. 47-55704G2 Water Factory Systems Replacement Filter Cartridge

    47-55704G2 Water Factory Systems Replacement Filter Cartridge

    Fits 3M Cuno Water Factory SQC reverse osmosis systems Learn More
    $31.79 MSRP:  $47.99
  25. Q5615 Omnipure Replacement Filter Cartridge

    Q5615 Omnipure Replacement Filter Cartridge

    Fits the Omnipure Q-Series Twist-Tap Filter Heads Learn More
    $31.79 MSRP:  $39.99

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