Large selection of replacement water filters, reverse osmosis membranes, testing kits and water filter system repair parts. From one water filter or membrane to case quantity discounts.

LOW PRICES and FAST SHIPPING SINCE 1999 !

99.5% Of All Items In Stock For Same Day Shipping!

Counter Top Water Filter Systems

Counter Top Water Filter Systems

Counter Top Water Filter Systems Using Standard Size Replacement Filters

9 3/4" X 2 3/4"

  1. GOES GREEN-304 SS Solid Stainless Steel Countertop Water Filter System- Brushed Finish - 1000
    304 SS Solid Stainless Steel Countertop Water Filter System - Brushed Finish
    Countertop Water Filter System made from 304SS Stainless Steel. Solid SS Stainless Steel Solid cast base, not like other units that use a plastic base with a SS housing canister. This filter unit is 100% 304 SS Stainless Steel. Faucet Spout and connector are solid 304SS. Also includes a designer Diverter Valve and 3/8" white high flow tube. Beautiful brushed SS finish. This is a premium quality water filter system. Learn More
    $169.99 Special Price $129.99 As low as $99.99
  2. Countertop 50 GPD RO Reverse Osmosis Water Purification System - Free Shipping
    Countertop 50 GPD RO Reverse Osmosis Water Purification System - Free Shipping
    Free Shipping. Easy To Install. Countertop design. 50 GPD high capacity, fast recovery system. Attaches to existing kitchen faucets. No need to alter the plumbing. Great for apartment dwellers. Portable, take it from one faucet to another. 50 GPD TFC membrane. Easy to find and install Omnipure replacement filters. K2505, K2533 and K2540. Uses standard Filmtec TW30-1812-50 RO Reverse Osmosis membrane. This countertop system uses top quality, easy to find replacement water filters and RO membrane. Easy to replace filters with Quick Connectors. RO System #RC540T50 14 3/" Tall x 10 3/4" Wide x 10" Deep (plus 2 1/2" spigot) Absolute top quality countertop system. Learn More
    $199.95 Special Price $129.95 As low as $110.00
  3. KX Matrikx- +1  20 Inch Big Blue Water Filter- 1000
    KX Matrikx ® +1 5 Inch Water Filter # 01-250-125-050
    KX Matrikx ® +1 # 01-250-125-050 .6 Micron 5" Extruded Carbon Block Water Filter. 5" long X 2 1/2" diameter. Learn More
    $15.99 Special Price $12.99 As low as $10.99
  4. GOES GREEN- 304 SS Solid Stainless Steel Countertop Water Filter System- Polished Finish- 1000
    304 SS Solid Stainless Steel Countertop Water Filter System - Polished Finish
    Countertop Water Filter System made from 304SS Stainless Steel. Solid SS Stainless Steel Solid cast base, not like other units that use a plastic base with a SS housing canister. This filter unit is 100% 304 SS Stainless Steel. Faucet Spout and connector are solid 304SS. Also includes a designer Diverter Valve and 3/8" white high flow tube. Beautiful polished bright SS finish. This is a premium quality water filter system. Learn More
    $169.99 Special Price $129.99 As low as $99.99
  5. GE Osmonics ® Purtrex PX-5-978 Sediment Replacement Water Filter # 93023
    GE Osmonics ® Purtrex PX-5-978 Sediment Water Filter # 93023
    GE Osmonics ® Purtrex PX-5-978 5 Micron Sediment Water Pre Filter. True-graded density pure polypropylene depth replacement water filter. # 93023 9 7/8" long X 2 1/2" diameter. 40 per case, sold individually. Order a case and save even more. Learn More
    $8.99 Special Price $5.99 As low as $3.99
  6. KX Matrikx ® 10/2 Carbon Block Water Filter # 10-250-190-975 Replacement-1000
    KX Matrikx ® 10/2 Carbon Block Water Filter # 10-250-190-975

    The KX 10/2 has been discontinued. If you order the KX 10/2 you will receive the GGN 10/2 Carbon Block Filter. 9 7/8" long X 2 1/2" diameter OD X 1 1/4" diameter ID. 25 per case, sold individually. Order a case and save even more.

    Learn How To Upgrade Your Reverse Osmosis Membrane Capacity

    Learn More
    $17.99 Special Price $9.99 As low as $6.99
  7. QMP 602- Single-Stage Countertop Drinking Water System- Countertop-1- 1000
    Countertop-1 (QMP 602 Single Stage Countertop drinking water system)
    White Single Stage Countertop Water Filter System - With Stand Base, Faucet And Diverter Valve Included. (Filters sold separately) Learn More
    $49.99 Special Price $44.99
  8. KX Matrikx + CTO-2 Carbon Block Water Filter- 1000
    KX Matrikx ® +CTO/2 Carbon Block Water Filter # 32-250-125-975
    KX Matrikx ® +CTO/2 # 32-250-125-975 5 Micron Extruded Carbon Block Water Filter. The Workhorse. 9 3/4" long X 2 1/2" diameter OD X 1 1/4" diameter ID. 20 per case, sold individually. Order a case and save even more. Learn More
    $17.99 Special Price $9.99 As low as $7.39
  9. Dual Diverter Valve with Tubing - 2000
    Dual Diverter Valve With Tubing
    Replacement Dual Diverter Valve for Counter Top Water Filter System. Includes 2 New 36" Tubing, valve and connectors. Use this diverter valve when there are two tubes going to the filter housing and water is dispensed from the bottom of the diverter valve. Also used for certain countertop reverse osmosis systems. DVRSC-1/4CT The standard size is 1/4" tube. Order the large one for non-E-Spring, Standard Style Amway systems using two 3/8" O.D. connections. Order the 1/4" & 3/8" valve for a system using one 1/4" and one 3/8" O.D. connection. Please note the large for Amway and 3/8" & 1/4" valve is a slide on and off design. Learn More
    $27.99 Special Price $19.99 As low as $16.99
  10. DIVERTER VALVE- With Tubing for Countertop Water Filter Systems - 1000
    Diverter Valve With Tubing For Countertop Water Filters
    Diverter Valve With 36" Tubing - Replacement Diverter Valve for Counter Top Water Filter System. 1/4" Tube and connectors. Use this diverter valve for water filter systems that have only one tube and the faucet is attached to the filter body. #D14 SW N Learn More
    $27.99 Special Price $16.99 As low as $14.99
  11. Replacement O-Ring for Countertop Filtration System - ( O-ring 239) - 1000
    Countertop-o-ring (Countertop Filtration System Replacement O-ring 239)
    Countertop-o-ring (Countertop Filtration System Replacement O-ring 239) Learn More
    $6.99 Special Price $5.99
  12. Countertop Adaptor (QMP-508/QMP-517 - 15/16-27 and 13-16-27 DV Adaptor)
    Countertop Adaptor (QMP-508/QMP-517 - 15/16-27 and 13-16-27 DV Adaptor)
    Countertop Filter System Diverter Adaptor Set. Countertop Adaptor (QMP-508/QMP-517 - 15/16-27 and 13-16-27 DV Adaptor) Learn More
    $9.99 Special Price $7.99
  13. Hose For Countertop Reverse Osmosis System
    Hose For Countertop Reverse Osmosis System
    Hose Kit For Countertop Reverse Osmosis System Replacement Faucet Learn More
    $24.99 Special Price $16.99 As low as $13.99
  14. Countertop RO Owner's Manual
    Countertop RO Owner's Manual
    Countertop RO Owner's Manual Learn More
    $0.00

Be sure to check our Parts Departmentfor important parts such as TDS Testers, Replacement Tanks, O-rings,Housing Wrenches and more parts for your reverse osmosis pure water filtration system.