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5-Stage Reverse Osmosis Filter Pack with Remineralization Filter | FP5PH
5-Stage Reverse Osmosis Filter Pack With Remineralization Filter | FP6 Includes (1) 5 Micron Pre-Filter - US Water (1) Carbon Block Pre-Filters - US Water (1) Remineralization Cartridge - US Water (1) 1/4" NPT In-Line GAC Post-Filter - US Water (1) Silicone Packet (1)...- $54.95
$100.01- $54.95
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US Water Big Blue Polyphosphate Filter Cartridge 4.5" x 20" | USWF-4520-PP
US Water 4.5" x 20" Phosphate Cartridge The cartridges contain food grade slow melt polyphosphate that dissolves slowly in water to inhibit scale and rust build-up. This type of treatment is recommended for use with ice machines, coffee and vending machines, food service equipment,...- $92.95
$169.17- $92.95
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AXEON HF5-4040 Reverse Osmosis Membrane
AXEON® HF5–Series Membrane Elements are manufactured using the industry’s leading membrane film technology. These membranes offer reliability, high performance and deliver consistent results. They provide increased production, high rejection rates and ultra low energy consumption by operating at low applied pressures.AXEON HF5–Series Membrane Elements are the...- $332.75
$415.94- $332.75
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US Water 2.5" x 20" Pleated Filter Cartridge 0.5 Micron
2.5" x 20" 0.5 Micron US Water Polypropylene Filter CartridgeFeatures Pleated design for more surface area Bacteria and chemical resistant Thermally bonded end caps to ensure better sealing Benefits Lower overall operating cost Longer filter runs for fewer change outs Lower initial pressure drops...- $24.95
$41.59- $24.95
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PuROLine Reverse Osmosis Filters
PuROLine PL-5000, PL-4000, PL50T50, PL50T75, PL50T100, and PL40T50 Reverse Osmosis Filter Pack The PuROLine is Manufactured by Good Water Warehouse. US Water Systems offers quality USA manufactured compatible filters at a cost savings that will meet or exceed Good Water Warehouse specifications. Replacement Filter...- $54.95
$100.01- $54.95
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US Water Polyphosphate Filter Cartridge 2.5" x 10" | USWF-2510-PP
US Water 2.5" x 10" Phosphate Cartridge The cartridges contain food grade slow melt polyphosphate that dissolves slowly in water to inhibit scale and rust build-up. This type of treatment is recommended for use with ice machines, coffee and vending machines, food service equipment,...- $49.95
$90.91- $49.95
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Magna Pre-Filter | Up to 12 GPM
Magna is a Latin word which means great, and that is the true and accurate meaning of the US Water Magna Filter. The Magna Filter comes in two sizes: 4.5 x 10 for homes up to 3 bathrooms and 4.5 x 20 for homes...- From $179.95
$327.51- From $179.95
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American Plumber WRO-4500 Reverse Osmosis Filter Pack
Replacement Filter Pack for American Plumber WRO-4500 Reverse Osmosis System All Filters are Made in the USA NSF Certified Includes (1) 5 Micron Pre-Filter (555021-52) (1) Carbon Block Pre-Filter (555021-52) (1) 1/4" NPT In-Line GAC Post-Filter (255521-51) (1) Silicone Packet (1) RO Sanitizing Packet...- $44.95
$81.81- $44.95
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US Water Chloramine Removal Cartridge 2.5" x 10" | USWF-2510-CC
2.5" x 10" US Water Chloramine Removal Cartridge | USWF-2510-CC Utilizes Centaur Catalytic Carbon to greatly reduce or remove the chloramines in the water supply At the heart of this cartridge is Centaur Catalytic Carbon by Calgon Carbon that combines a fine pore structure...- $21.95
$39.95- $21.95
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Clear Refillable Filter Canister 2.5" x 10" | RC-C-975
2.5" X 10" (9.75") Clear Empty Refillable Canister for Granular Media - Ideal for Color-Changing DI Resin Can be used with a wide range of media, including carbon, polyphosphate, calcite, resin and other media. Low cost and reusable. Made with FDA approved food grade...- $9.95
$7.19- $9.95
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US Water Calcite Replacement Cartridge 2.5" x 20" | USWF-2520-PH
2.5" x 20" Calcite cartridge to neutralize acidic water, reduce leaching of metal plumbing components, and for use post RO to raise TDS. Capacity: 10,000 Gallons Flow Rate: 2.0 GPM- $25.95
$47.23- $25.95
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Filter Bracket Screws for Commercial 10" & 20" Filter Housings | MS1410
Mounting Bracket Screws for Most Commercial 10" & 20" Filter Housings Set of 4 #14 x 1" Fits most commercial 2.5" x 10" and 2.5" x 20" filter housings Part # MS1410-4- $1.99
$2.49- $1.99
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4-Stage USA Made Quantum Disinfection Reverse Osmosis Filter Pack | FP4S-USA
4-Stage Made in USA Filter Pack With Quantum Disinfection Cartridge Turns Any RO System into a Purifier! Our 4-Stage Filter Pack includes silicone to lubricate the O-Rings and the Quantum Disinfection Cartridge so that you can trust your water to be as clean as...- $64.95
$118.21- $64.95
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US Water Systems AR-4 RO Replacement Filter Pack
Replacement Filter Pack for US Water AR-4 Reverse Osmosis SystemsAxeon formal named RO Ultra Tech has been the water treatment marketplace over 30 years.US Water Systems offers quality USA manufactured compatible filters at a cost savings that will meet or exceed Axeon’s specifications. It...- $64.95
$118.21- $64.95
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Omnipure 3/8" QC GAC Replacement Filter | K2533KK
The Omnipure K-Series is a replacement filter body with3/8" Quick-Connect fittings incorporated into the design. The Omnipure K-Series K2533-KK inline filter features 3/8" Quick-Connect compression fittings that allow for installation and replacement in a matter of seconds without the use of tools. The Omnipure...- $24.95
$45.41- $24.95
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US Water Systems Patriot DI Tank Replacement Cartridge
Replacement DI Cartridge For US Water Patriot DI Tank System Specifications Contains 0.5 cubic foot of Mixed Bed Semiconductor grade DI Resin Peak Flow: 5 GPM Recommended Flow: 3 GPM Water Pressure: 25-100 psi Water Temperature: 33-100°F Capacity: 22,367 gallons @ 5 ppm TDS...- $249.95
$454.91- $249.95
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US Water 2.5" x 20" Commercial Filter Housing With Pressure Relief Clear
US Water 2.5" x 20" Clear Commercial Filter Housing The US Water 2.5” x 20” Cartridge Housing is a Commercial Grade Housing that will handle heavy filtration needs for years. It accepts any industry standard 2.5” x 20” filter cartridge which includes, pleated, melt...- $52.95
$66.19- $52.95
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Vertex Pure Water Machine PT-4.0/5 Reverse Osmosis Filter Pack FK-101
Replacement Filter Pack for Vertex Pure Water Machine PT-4.0/5 Reverse Osmosis Systems Vertex Water Products is a family owned company since 1998. US Water Systems offers quality USA manufactured compatible filters at a cost savings that will meet or exceed Vertex Water Products specifications....- $59.95
$90.91- $59.95
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AXEON TE-2012-100 NSF-58 Residential Membrane 100 GPD
AXEON TE–Series Reverse Osmosis Membrane Elements are a reliable alternative for your residential reverse osmosis system needs.TE–Series Membrane Elements are NSF-58 Certified and are manufactured in a state-of-the-art, ISO-9001 compliant automated rolling facility, providing you with precise and advanced membrane quality that delivers on performance and...- $35.95
$44.94- $35.95
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US Water Systems Spun Poly Sediment Filter 4.5" x 20" 20 Micron
US Water Systems Meltblown Spun Poly Sediment Filter - 4.5" x 20" 20 Micron US Water Systems Dual-Gradient Sediment filter cartridges are robust, high efficiency polypropylene melt blown depth filters with an internal polypropylene core for added strength. These filters utilize a multi-layered construction...- $34.95
$63.61- $34.95
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We carry replacement water filters for reverse osmosis systems, carbon block water filters, whole house systems, as well as cartridge filters for filter housings from manufactures such as Harmsco. The filters we carry can fill virtually need, or any size. We pride ourselves on customer satisfaction, so unlike other companies, we don't carry ineffective filters manufactured in China.
Replacement Water Filters
Whether you are looking for a replacement cartridge filter or a pleated filter for your home water filtration system, US Water Systems has the replacement water filter that you need. We carry stock in only the highest quality products, and don't sell anything that doesn't meet rigid standards.
Replacement Reverse Osmosis Filters.
Though all reverse osmosis systems are designed to filter water to incredibly pure standards very few companies can provide the amount of replacement reverse osmosis filters that US Water Systems carries. We offer nearly twenty different reverse osmosis brands, and as always, have a low price guarantee on everything we stock.
Why Should I shop US Water Systems for my Water Filters?
We know there is a sizeable amount of competition out there in the water filter business, many of our competitors offer inferior goods manufactured in China. While our competitors might find it convenient to sell lower quality water filters, we choose to sell very best brands from manufactures such as Harmsco. Another great reason to buy all of you water filters from US Water Systems is we have a low price guarantee, if you can find a better price on any of the products we sell we will beat it, no questions asked. We are confident in our ability to provide you the best filters for the lowest price.
US Water Systems Guarantee
We pride ourselves in providing the highest quality replacement filters for your needs at the lowest price, period. If you find a better price (including shipping) on any of the filters we have in stock we will beat it. No other company can offer filters at prices lower than ours, and we prove it every day.