Call Toll-Free: 1-800-277-3458

My Cart:

0 item(s)

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

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 162 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4

Grid  List 

Set Descending Direction
  • ECP5-BB Pentek Whole House Filter Replacement Cartridge (20-Pack)
  • 650580 Viqua Professional UV Water Disinfection System Sensor
  • 650627 Viqua PRO Solenoid Valve Kit

    650627 Viqua PRO Solenoid Valve Kit

    $315.99 Retail Price:  $450.00
  • 650713-007 Viqua UV Disinfection System Controller

    650713-007 Viqua UV Disinfection System Controller

    $315.99 Retail Price:  $450.00
  • 650717-001 Viqua E4/F4 Solenoid Valve Kit with Junction Box

    650717-001 Viqua E4/F4 Solenoid Valve Kit with Junction Box

    $325.99 Retail Price:  $595.00
  • Brondell H2O+ Circle Reverse Osmosis Water Filtration System
  • 650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    650717-001 Viqua D4 Solenoid Valve Kit with Junction Box

    $393.99 Retail Price:  $565.00
  • 3M Aqua-Pure APDWS1000 Undersink Water Filter System

    APDWS1000 Undersink Water Filter System by 3M Aqua-Pure

    $394.99 Retail Price:  $397.34
  • VIQUA-S5Q-PV
  • VIQUA-S8Q-PA

    S8Q-PA Viqua Home UltraViolet Water Disinfection System

    $415.99 Retail Price:  $575.00
  • Viqua VT4-DWS11 Ultraviolet Filtration System

    Viqua VT4-DWS11 Ultraviolet Filtration System

    $448.49 Retail Price:  $529.99
  • 650730-004 Viqua LightWise Upgrade Kit for Pro 10 Systems

    650730-004 Viqua LightWise Upgrade Kit for Pro 10 Systems

    $655.99 Retail Price:  $1027.99
  • 650730-005 Viqua LightWise Upgrade Kit for the PRO 20

    650730-005 Viqua LightWise Upgrade Kit for Pro 20 Systems

    $655.99 Retail Price:  $1029.99
  • 650730-006 Viqua LightWise Upgrade Kit for Pro 30 Systems

    650730-006 Viqua LightWise Upgrade Kit for Pro 30 Systems

    $655.99 Retail Price:  $1029.99
  • DGD-5005-20 Pentek Whole House Filter Replacement Cartridge (50-Pack)
  • Viqua VP600 Cobalt Series UltraViolet Disinfection System
  • VH410M Viqua Home Plus UltraViolet Water Disinfection System

    VH410M Viqua Home Plus UltraViolet Water Disinfection System

    $875.99 Retail Price:  $1125.00
  • VIQUA-E4
  • Viqua VP950 UltraViolet Water Disinfection System

    Viqua VP950 UltraViolet Water Disinfection System (46 gpm)

    $965.99 Retail Price:  $1275.00
  • VIQUA-E4-V
  • VIQUA-IHS12-D4

    IHS12-D4 Viqua Home Plus UltraViolet Water Disinfection System

    $1,039.99 Retail Price:  $1385.00
  • VIQUA-D4+
  • VIQUA-IHS22-D4

    IHS22-D4 Viqua Home Plus UltraViolet Water Disinfection System

    $1,125.99 Retail Price:  $1495.00
  • IHS22-D4 Trojan UV Disinfection System
  • VIQUA-PRO50
  • 3M Aqua-Pure SS48 EPE-316L Whole House Stainless Steel Filter Housing
  • PL44-122NAC15 Pentek Bag Filter Housing - Carbon Steel
  • GP802AL2 Pentek Bag Filter Housing - Aluminum

    GP802AL2 Pentek Bag Filter Housing - Aluminum

    $999.99 Retail Price:  $1140.79
  • MPST-1 Pentek Multi-Purpose Cartridge and Bag Filter Housing - Stainless Steel
  • 650652 Trojan UV Max UV System
  • 650653 Trojan UV Max UV System
  • LSB6 Lifesaver 6000UF Water Bottle
  • W9331208 Doulton Countertop Filter System

    W9331208 Doulton HCS Countertop Water Filtration System

    $253.94 Retail Price:  $294.33
  • W9381105 Doulton RIO 2000 Ceramic Multi-Candle Filter Cartridge
  • S1Q-PA Sterilight Silver Series UV Disinfection System

    S1Q-PA Sterilight Silver Series UV Disinfection System

    $255.99 Retail Price:  $296.69
  • SC10-11 Everpure Commercial Filter System

    SC10-11 Everpure Commercial Filter System

    $260.99 Retail Price:  $298.99
  • BW30-4040 Filmtec Brackish Water Industrial Reverse Osmosis Membrane
  • 200553 Axeon Membrane Housing

    200553 Axeon Membrane Housing

    $265.99 Retail Price:  $308.19
  • 200394 Axeon Reverse Osmosis Membrane

    200394 Axeon Reverse Osmosis Membrane

    $266.99 Retail Price:  $349.99
  • 4VTFC50G Hydrotech Reverse Osmosis Filter System

    4VTFC50G Hydrotech Reverse Osmosis Filter System

    $267.99 Retail Price:  $289.79
  • 3M Aqua-Pure AP2150  Water Filter
  • S2Q-PA Sterilight Silver Series UV Disinfection System

Items 1 to 48 of 162 total

Page:
  1. 1
  2. 2
  3. 3
  4. 4

Grid  List 

Set Descending Direction
Scroll To Top