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Reverse Osmosis replacement membranes and filters.

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RO Replacement Parts

At WaterValue.com we rely on many manufacturers for our lines of water treatment equipment. Here you will see the most common replacement filters, membranes and parts for our most popular reverse osmosis systems. If you do not see what you are searching for, please don't hesitate to contact us with your needs. Keep in mind that just as a large auto manufacturer does not make the tires that go on their products, so does Microline not manufacture the membrane that goes into its product. All we really need is a model number.

If you are searching for water quality testing equipment or TDS meters, go to our Water Test Kits page.

We are unable to aquire Culligan or Sears filters at this time.

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Filters & membranes for REO Pure Flowmatic filters & membranes

Nimbus Sierra replacement modules Microline membranes & filters

Aqua Classic/Elite membranes/filters

NSF Approved RO Tank

REO Pure Filters/Replacement Membrane

REO Pure 10" Sediment Pre-Filter Cartridge - Part# P5. For use on any REO Pure 10" sold by us. This filter (P5) prevents particles larger than 5 microns from entering your reverse osmosis system and should be replaced every 6 - 8 months. $9.95+ S&H.

REO Pure 10" Carbon Post-Filter Cartridge - Part# GAC10. 10 Micron carbon block cartridge for any REO Pure 10" sold here. This filter should be replaced every 12 months. $16.50 + S&H.

Thin Film Composite Membrane- Part# TLC-25. This 25 gallon-per-day membrane will fit REO Pure models 10 and 20 and most Culligan ROs and improves performance over the original OEM membrane by as much as 28%. Sale Price $52.00 Free Shipping
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Flowmatic 50 Gallon Per Day Replacement Filters

	Flowmatic 50 Gallon Per Day Sediment Pre-Filter - P5. This 5-micron pre-filter is the OEM replacement for the Flowmatic 50gpd reverse osmosis system.$9.95
	Flowmatic 50 Gallon Per Day Solid Block Activated Carbon Filter - 32-250-125-975. This carbon filter is the OEM replacement for the Flowmatic 50gpd reverse osmosis system.$12.10
	Flowmatic 50 Gallon Per Day In-Line Carbon Polisher Post-Filter - NINCF-10. This 10-inch carbon post-filter is the OEM replacement for Flowmatic 50gpd reverse osmosis system.$15.95

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Microline® Replacement Filters and Membranes

	In-Line Carbon Block Post Filter for Microline RO - INCF-6. For all Microline systems that utilize in-line carbon filter cartridges. This filter should be changed every 8 to 12 months to keep your water tasting fresh. $17.50.
	Microline Sediment Pre-Filter S7011. For all Microline systems. This filter removes any particles that may be in your water before it reaches the sensitive membrane. This cartridge should be changed every 6 - 8 months. If you have no other water filtration or treatment equipment before your RO system, you should change this filter every 3 - 4 months. $9.20.
	Microline Carbon Sediment Pre-Filter S7028. This filter helps to remove chlorine from your water and works along with the TFC membrane. This filter should be changed about every 6-8 months. $22.85.
	Microline Carbon Post-Filter S7025. This filter helps to remove chlorine from your water and works along with the TFC membrane. This filter should be changed about every 6-8 months. $18.85.
	Microline 14 Gallon-Per-Day CTA Membrane S1224RS. OEM membrane for Microline systems treating chlorinated water. This membrane is capable of producing 14 gallons of purified water in 24 hours. Comes packed in antiseptic wrapper. Replaces CS1572 & CS1573 CTA membranes. $67.80.
	Microline 25 Gallon-Per-Day "Revised Seal" Membrane S1227RS. OEM membrane for Microline systems. This membrane is capable of producing 25 gallons of purified water in 24 hours. Comes packed in antiseptic wrapper. This is a TFC membrane. A S7028 pre-filter should be used if your water contains chlorine. Designed for use in all Microline reverse osmosis systems. $63.95.
	Microline 50 Gallon-Per-Day "Revised Seal" Membrane S1229RS. OEM membrane for Microline systems. This membrane is intended for Microline 35 gpd systems. Comes packed in antiseptic wrapper. This is a TFC membrane. A S7028 pre-filter should be used if your water contains chlorine. Designed for use in all Microline 35 gallon-per-day reverse osmosis systems. $69.20.
	Microline Drain Restrictor, 60gpd, Yellow/Green S2016-6. Drain restrictor. This item goes inline between your RO reject water and your drain line connection. $7.40.

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Nimbus™ Sierra Reverse Osmosis Filters and Membranes

Nimbus Sierra Replacement 5 Micron Sediment Cartridge	$21.35
Nimbus Sierra Replacement GAC Filter Cartridge	$25.50
Nimbus Sierra Replacement 30gpd Membrane Cartridge (built in drain restrictor)	$96.00
Nimbus Sierra Replacement 50gpd Membrane Cartridge (built in drain restrictor)	$106.00

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Aqua™ Brand Reverse Osmosis Filters and Membranes

	Aqua Reverse Osmosis Sediment Pre-Filter NP5 The Aqua reverse osmosis sediment pre-filter is a 5 micron filter used to remove sand or grit from your water to protect the membrane. This 10" filter fits both the Aqua Classic™ and Aqua Elite™ reverse osmosis systems. This filter should be changed every 6 months to extend the life of your membrane. $9.95
	Aqua Reverse Osmosis Granular Activated Carbon Filter GAC-10 This carbon cartridge absorbs taste and odor from your water such as chlorine and other contaminants. This 10" cartridge is designed for all Aqua Classic™ and Aqua Elite™ reverse osmosis systems. This cartridge should be replaced every 6-8 months on chlorinated water and every 12 months on non-chlorinated water. $16.50 Free Shipping
	Aqua Reverse Osmosis Granular Activated Carbon Filter This carbon cartridge is for the Aqua brand 5 stage reverse osmosis systems. It can also replace the more expensive CARBON-10 cartridge for 4 stage systems. This cartridge should be replaced every 6-8 months on chlorinated water, and every 12 months for non-chlorinated water. $12.10
	In-Line Extended Contact Carbon Absorbtion Filter ECF-10 This in-line carbon filter is a replacement for the Aqua Classic™ and Aqua Elite™ reverse osmosis systems but is also ideal for any reverse osmosis system with 1/4" lines. $19.56
	Nelsen 15 GPD CTA Reverse Osmosis Membrane CTA-15 This CTA membrane is for use in Aqua™ brand reverse osmosis systems on chlorinated water supplies. Produces 15 gallons-per-day. This membrane should last up to 4 years with proper pre-filter changes. $44.00
	Nelsen 15 GPD TLC Reverse Osmosis Membrane TLC-15 The Nelsen TLC membranes are designed for use on all Aqua™ brand reverse osmosis systems for purifying non-chlorinated water. Produces 15 gallons-per-day. This membrane should last up to 4 years with proper pre-filter changes. $49.00
	Nelsen 25 GPD TLC Reverse Osmosis Membrane TLC-25 The Nelsen TLC membranes are designed for use on all Aqua™ brand reverse osmosis systems for purifying non-chlorinated water. Produces 25 gallons-per-day. This membrane can last up to 4 years with proper pre-filter changes. $52.00
	Nelsen 35 GPD TLC Reverse Osmosis Membrane TLC-35 The Nelsen TLC membranes are designed for use on all Aqua™ brand reverse osmosis systems for purifying non-chlorinated water. Produces 35 gallons-per-day. This membrane can last up to 4 years with proper pre-filter changes. $63.00
	Nelsen 50 GPD TLC Reverse Osmosis Membrane TLC-50 The Nelsen TLC membrane are designed for use in all Aqua™ brand reverse osmosis systems for purifying non-chlorinated water. Produces 50 gallons-per-day. This membrane can last up to 4 years with proper pre-filter changes. $66.00
	Membrane Housing This membrane housing is manufactured from high quality, NSF-listed, FDA-grade, 100% polypropylene. This WQA-validated housing features 1/8-inch NPT molded threads and a high quality gloss finish. Replaces the Aqua line of RO membrane housings and many other standard brands EH-2500. $38.00 Free Shipping

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NSF Approved RO Storage Tank

NSF Approved reverse osmosis storage tank

PAE Machinery Industrial Co. LTD is one of the largest pressure tank manufacturers in the world. These tanks use a butyl diaphragm and polypropylene linder to separate the water and pressurized air. The use of these materials limit the growth of germs and prevent impurities inside the tank. The tank is NSF approved under standard 58, and CE approved under the Pressure Equipment Directive. 3.2 gallon tank. NSF-3.2 White $86.00 Free Shipping

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