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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 49 to 96 of 210 total

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  • SPC-45-2020 Hydronix Pleated Sediment Filter
  • SPC-45-2050 Hydronix Pleated Sediment Water Filter
  • EP5-10 Tier1 Carbon Block Water Filter

    EP5-10 Tier1 Carbon Block Water Filter

    As Low As $3.82 Per Filter

  • EPM-BB Pentek Comparable Carbon Whole House Water Filter
  • P5-10 Tier1 Sediment Water Filter

    P5-10 Tier1 Sediment Water Filter

    As Low As $3.00 Per Filter

  • P5-10BB Tier1 Sediment Water Filter

    P5-10BB Tier1 Sediment Water Filter

    As Low As $7.75 Per Filter

  • P5-20 Tier1 Sediment Water Filter

    P5-20 Tier1 Whole House Sediment Water Filter

    As Low As $4.48 Per Filter

  • P5-20BB Tier1 Sediment Water Filter

    P5-20BB Tier1 Whole House Sediment Water Filter

    As Low As $11.70 Per Filter

  • EP5-20 Tier1 Carbon Block Water Filter

    EP5-20 Tier1 Carbon Block Water Filter

    As Low As $11.04 Per Filter

  • P20-20 Tier1 Sediment Water Filter

    P20-20 Tier1 Sediment Water Filter

    As Low As $5.24 Per Filter

  • P5-478 Pentek Sediment Water Filter
  • Hydronix SDC-25-3001 Polypropylene Sediment Filter
  • Hydronix SDC-25-3010 Polypropylene Sediment Filter

    Hydronix SDC-25-3010 Polypropylene Sediment Filter

    $8.99 Retail Price:  $13.79
  • Hydronix SDC-25-3075 Polypropylene Sediment Filter

    Hydronix SDC-25-3075 Polypropylene Sediment Filter

    $10.99 Retail Price:  $11.37
  • Hydronix SDC-25-4010 Polypropylene Sediment Filter

    Hydronix SDC-25-4010 Polypropylene Sediment Filter

    $12.99 Retail Price:  $14.34
  • Hydronix SDC-25-4050 Polypropylene Sediment Filter

    Hydronix SDC-25-4050 Polypropylene Sediment Filter

    $12.99 Retail Price:  $14.34
  • Pentek 158623 Clear 3G Filter Housing

    Pentek 158623 Clear 3G Filter Housing

    $19.99 Retail Price:  $21.26
  • Pentek 166141 Big White 20-inch Filter Housing

    Pentek 166141 Big White 20-inch Filter Housing

    $39.95 Retail Price:  $58.64
  • Pentek 166142 Big White 20-inch x 4.5-inch Filter Housing
  • 42412 Brita Atlantis OB32 48-Ounce Water Pitcher

    42412 Brita Atlantis OB32 48-Ounce Water Pitcher

    $30.99 Retail Price:  $44.84
  • 42645 Brita AquaView AVFF-100 Faucet Filter System - White
  • 42201 Brita On-Tap FF-100 Faucet Filter System - White

    42201 Brita On-Tap FF-100 Faucet Filter System - White

    $32.99 Retail Price:  $42.54
  • 42401 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - White
  • 42402 Brita On-Tap FR-200 Faucet Filter Replacement Cartridge - White (2-Pack)
  • ISH-100 Culligan Level 2 Inline Shower Filter for 1/2 inch thread Shower Heads
  • GXULQ GE Undersink Filter System

    GXULQ GE Undersink Filter System

    $55.99 Retail Price:  $70.14
  • FM-3333B PUR 2-Stage Vertical Faucet Filter System - White
  • FM-3400B PUR 3-Stage Vertical Faucet Filter System - White
  • FM-9600B PUR 3-Stage Horizontal Faucet Filter System - White
  • RF-3375 PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White
  •  RF-3375-2-PACK PUR 2-Stage Vertical Faucet Filter Replacement Cartridge - White (2-Pack)
  • CQ-1000-MS Rainshowr Shower Filter System with Pro Massage - White
  • RS-502-MS Rainshowr Shower Filter System with Massage - White
  • 1-40100-W Seychelle Family Water Pitcher Regular Replacement Filter
  • BB-WH Sprite Filtered Bath Ball - White

    BB-WH Sprite Bath Ball Filter (White)

    $31.99 Retail Price:  $34.34
  • HO-WH Sprite High Output Shower Filter System - White
  • HO-WH-M Sprite High Output Shower Filter System - White
  • HO2-WH Sprite High Output2 Shower Filter System - White

    HO2-WH Sprite High Output2 Shower Filter System (White)

    $33.99 Retail Price:  $41.39
  • HR5-WH Sprite Royale Handheld Shower Filter System - White
  • FU-WDF-103-W Tier1 Long-Reach Faucet - White
  • 85470 Inline Water Filters Washing Machine Inline Water Filter
  • F5-WHITE Instapure Complete Faucet Filter System - White

    F5-WHITE Instapure Complete Faucet Filter System - White

    $16.99 Retail Price:  $21.84
  • R8-1PK-WHITE Instapure Ultra Faucet Filter Replacement Cartridge - White
  • MH09-1812WH Liquatec Reverse Osmosis Membrane Housing - White
  • 153126 Pentek Filter Housing Sump - White

    153126 Pentek Filter Housing Sump - White

    $13.39 Retail Price:  $17.70
  • 166227 Pentek Big White 3/4-inch #20 Housing Assembly
  • CW-F Pentek String Wound Sediment Water Filter (9-7/8 in x 2-1/4 in)
  • BGE-4200 BevGuard Water Filter Replacement Cartridge

    BGE-4200 BevGuard Water Filter Replacement Cartridge

    $59.99 Retail Price:  $81.00

Items 49 to 96 of 210 total

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