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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.

Items 1 to 48 of 63 total

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  • Hydronix SPC-25-1005 Pleated Water Filter

    SPC-25-1005 Hydronix Pleated Sediment Water Filter

    As Low As $8.99 Per Filter

  • EP5-10 Tier1 Carbon Block Water Filter

    EP5-10 Tier1 Carbon Block Water Filter

    As Low As $7.67 Per Filter

  • 22140 Hydrologic TallBoy Sediment Filter

    22140 Hydrologic TallBoy Sediment Filter

    $9.99 Retail Price:  $13.79
  • Pentek BPHE-410-5 Polypropylene High Efficiency Filter Bag
  • Pentek KO5G4S Polypropylene Filter Bag

    Pentek KO5G4S Polypropylene Filter Bag

    $4.99 Retail Price:  $6.89
  • 3M Aqua-Pure AP-GRMB-05PP-10UB
  • PX05-4-78 Purtrex Replacement Filter Cartridge

    PX05-4-78 Purtrex Replacement Water Filter Cartridge

    $2.99 Retail Price:  $5.74
  • KO5G3S Pentek Polypropylene Bag Filter

    KO5G3S Pentek Polypropylene Filter Bags

    $4.99 Retail Price:  $7.00
  • PX05-20 Purtrex Replacement Filter Cartridge

    PX05-20 Purtrex Replacement Water Filter

    $4.99 Retail Price:  $9.19
  • FPMB5-978 Watts Flo-Pro Replacement Filter Cartridge
  • BP-410-5 Pentek Polypropylene Bag Filter

    BP-410-5 Pentek Polypropylene Bag Filter

    $4.99 Retail Price:  $7.00
  • CB-25-0505 Hydronix Replacement Carbon Water Filter

    CB-25-0505 Hydronix Replacement Carbon Water Filter

    $4.99 Retail Price:  $8.04
  • KE5G2S Pentek Bag Filter

    KE5G2S Pentek Bag Filter

    $5.09 Retail Price:  $8.15
  • ICF-6 Hydronix Inline Coconut Carbon Filter

    ICF-6 Hydronix Inline Coconut Carbon Filter

    $5.99 Retail Price:  $9.19
  • FPMB5-20 Watts Flo-Pro Replacement Filter Cartridge
  • CL6PF5-C Omnipure Sediment Inline Water Filter

    CL6PF5-C Omnipure Sediment Inline Water Filter

    Regular Price: $7.99

    Special Price: $6.05

  • HDG-SED-ACS Hydronix Replacement Filter Cartridge
  • ICF-10Q Hydronix Inline Coconut Carbon Filter

    ICF-10Q Hydronix Inline Coconut Carbon Filter

    $6.99 Retail Price:  $10.34
  • P5-478 Pentek Undersink Filter Replacement Cartridge

    P5-478 Pentek Undersink Filter Replacement Cartridge

    $6.99 Retail Price:  $8.15
  • PX05-9-78 Purtrex Replacement Filter Cartridge

    PX05-9-78 Purtrex Replacement Water Filter

    $6.99 Retail Price:  $8.04
  • 41400008 Hydrotech Reverse Osmosis Filter

    41400008 Hydrotech Reverse Osmosis Filter

    $6.99 Retail Price:  $10.91
  • CL6ROT33-C Omnipure Inline Filter

    CL6ROT33-C Omnipure Inline Filter

    $7.99 Retail Price:  $11.49
  • C2 Pentek Undersink Filter Replacement Cartridge
  • ICF-10Q38 Hydronix Inline Coconut Carbon Filter

    ICF-10Q38 Hydronix Inline Coconut Carbon Filter

    $8.99 Retail Price:  $11.49

Items 1 to 48 of 63 total

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