GoldLine 50 Water Filters

GoldLine 50 Water Filters

Goldline 50, Valueline, IWW, CWW, GWW & Good Water Warehouse Compatible Replacement Water Filters & TFC Reverse Osmosis Membranes - 5 Stage RO Drinking Water System

3 vertical filter housings, one top mounted horizontal inline GAC carbon post filter and one top mounted standard size horizontal RO membrane housing.

The Goldline 50, 5 Stage Reverse Osmosis System with 50 GPD (gallons per day) RO Membrane will make your water delicious and refreshing. Perfect for making hot or cold beverages including coffee, teas, and juices. Intensifies flavors of sauces, soups and holiday dishes by removing metals excess of minerals and salts.

  • 2 inch by 10 inch Inline GAC Postfilter
  • 50 GPD RO Reverse Osmosis Membrane
  • Two Carbon Block Pre-Filters 
  • 5 Micron Osmonics Sediment Prefilter
  • John Guest® quick connect fittings 
  • 3/8” Tubing from tank to faucet
  • Airgap lead free faucet 
  • 3.2 gallon NSF storage tank

Goldline 50 Reverse Osmosis System Brochure
Goldline 50 Reverse Osmosis System Owner's Manual

 5 STAGES:

STAGE 1 (vertical) - 5 Micron Sediment Pre Filter - Replace Every 3-6 Months

STAGE 2 (vertical) - 10 Micron Carbon Block Pre Filter - Replace Every 12 Months

STAGE 3 (vertical) - 10 Micron Carbon Block Pre Filter - Replace Every 12 Months

STAGE 4 (horizontal) - Reverse Osmosis Membrane: Choose a membrane and matching flow restrictor below.  Replace when indicated by testing TDS (total dissolved solids)

STAGE 5 (horizontal) -  GAC Inline Post Filter (granular activated carbon) - Replace Every 12 Months


See Typical 5 Stage RO Installation Diagram

John Guest Quick Fittings and Connector Instructions

Water Filter Connector Size Selection Guide

Water Filter Installation Guide

Water Filter Change Guide

  1. GGN-10-2-1000
    GGN-10-2-Block Premium Quality Carbon Block Replacement Water Filter
    10 Micron Premium Carbon Block Filter. Replaces KX Carbon Block Water Filter # 10-250-190-975 Compatible Replacement. The perfect carbon block for your standard reverse osmosis system. Extruded Carbon Block Water Filter. 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. GGN-10-2-BLOCK
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    $12.99 Special Price $9.99 As low as $7.79
  2. Omnipure CL-10RO-T/33 GAC Inline Replacement Water Filter-1000
    Omnipure ® CL-10RO-T/33 GAC Inline Replacement Water Filter

    Omnipure ® CL-10RO-T/33 inline GAC carbon water filter replacement cartridge. 1/4" (-B) or 3/8" (-C) FNPT (Female National Pipe Thread) connections. Replacement Jaco connectors and John Guest Speedfit connectors available separately for 1/4" or 3/8" tube. 25 per case, priced and sold individually. Order a case and save even more.

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    $21.99 Special Price $11.99 As low as $9.49
  3. Standard Five Stage RO Reverse Osmosis Water Filter Change Kit-1000
    Five Stage Standard RO Reverse Osmosis Water Filter Change Kit

    Five Stage Standard RO Reverse Osmosis Water Filter Change Kit.  Includes (2) 5 micron sediment Pre Filters, (2) 10 micron Carbon Block Cartridges and (1) Inline GAC Post Filter. RO Reverse Osmossi Membranes sold separately. 

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    $54.99 Special Price $43.99 As low as $35.99
  4. PENTEK- #151121- Slim-Line Water Filter Housing Replacement - 1000
    Pentek # 151121 O-Ring Replacement For Slim Line Water Filter Housings
    Pentek # 151121 O-Ring For Slim Line Water Filter Housing Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. O-Ring For Slim Line Water Filter Housing. Buna-N FDA Grade. (Slim Line Housings Use A 3 1/2" diameter "O" Ring) Ametek # 151121 Same as Culligan OR-38 O-ring.
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    $5.69 Special Price $4.99 As low as $3.00
  5. Molykote-From DOw Corning- 111 Compound-6 Gram O-ring Silicone Lubricant & Sealant-Dow-111-5-gram-1000
    Dow Corning - Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - Be sure to lube your O-rings to help prevent leaks.
    Dow Corning/ Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - 6 gram pillow pack. (like a ketchup packet) Great O-ring sealant and lubricant. FDA and NSF approved. (Do Not Use Petroleum Jelly As It May Break Down O-rings Or Housings) This is the same premium grade silicone sealant and lubricant used in underwater photography cameras, scuba gear and other underwater applications that simply can't afford leaks. Why not use the best for your reverse osmosis or drinking water filtration system?
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    $5.99 Special Price $3.99 As low as $1.79
  6. Pro Products Sani System Water Filtration System Sanitizer
    Pro Products Sani System Water Filtration System Sanitizer
    Sani-System ® Pro Products is proud to introduce Sani-System, the first and only EPA product approved for sanitizing water softeners, RO units and Water Coolers. Alos NSF certified. Sani System is proven to kill 99.9% of E. coli, E. coli O157:H7, Staphylococcus aureus, Listeria monocytogenes and other harmful bacteria. It does not use chlorine, other oxidizers or acids that can harm water softener equipment parts. Use is simple; each dose comes in a pre-measured pouch. Just cut, pour and regenerate softener. No measuring, No mess! Sanitizing Equipment! Applications Interior Surfaces of Water Softeners, Reverse Osmosis (RO) Units, Ice Machines, Water Coolers, Water Holding Tanks and Pressure Tanks. Pro Products Sani System Sanitizer. 0.25 fl. oz. concentrate is perfect for your RO reverse osmosis drinking water system sanitizing..
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    $7.99 Special Price $4.99 As low as $2.49
  7. TDS Meter - Test For Total Dissolved Solids In Water - Reverse Osmosis Membrane Tester - TDS Meter
    TDS Meter - Test For Total Dissolved Solids In Water - Reverse Osmosis Membrane Tester - TDS Meter
    TDS Meter - Tester. The Only Way To Know If Your Reverse Osmosis RO Membrane Is Performing Correctly - Tests for TDS - Total Dissolved Solids. A Must For All RO System Owners. Compare Incoming Feed Water To Treated Water - Replace Membrane If Less Than 80% of TDS Is Being Removed
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    $49.99 Special Price $37.99 As low as $17.99
  8. TDS Meter Inline Water Tester DM1 - HM Digital Dual Mode Reading
    TDS Meter Inline Water Tester DM1 - HM Digital Dual Mode Reading - Easily Installs Inline - Very Simple To Use
    TDS Water Meter - HM Digital DM1 - Dual Mode - Installs Inline - Check the TDS level with the push of a button. Now you can easily check to make sure the water from your reverse osmosis system is top quality. Measure the tap water coming in vs. the purified water going out of your system at any time. Very easy installation. Highly efficient and accurate due to its advanced microprocessor technology. Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use. Dual Range 0-9990 ppm. Always know if your RO membrane is performing correctly!
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    $49.99 Special Price $39.99 As low as $19.99

Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system.   View maintenance and servicing tips online at our Installation & Trouble shooting Guide.

* Goldline ® is the registered trademark of Goldline GWW, the manufacturer of Goldline ® brand water treatment equipment. The replacement filters and membranes listed above are not manufactured or endorsed by Goldline. Rather, these filters and reverse osmosis membranes are manufactured by other companies. While these filters and ro membranes are compatible for use in Goldline 50 ® reverse osmosis systems and water treatment equipment, we make no representation as to whether using these filters and membranes is consistent with the warranty and specifications applicable to Goldline-50 ® water filter equipment. This includes compatible replacement water filters for replacement Carbon Block Water Filters, GAC Carbon Filters, AICRO Inline Post Filters, RO Reverse Osmosis Membranes, Sediment Pre Filters, faucets, Pro-4000 water tanks, valves, pumps, UV Ultraviolet and water testing supplies.