20 Best Watts Premier Reverse Osmosis Costco [2024]

Are you looking for the best Watts Premier Reverse Osmosis Costco? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling Watts Premier Reverse Osmosis Costco.

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1 Watts Premier WP531407 RO Pure Reverse Osmosis Water Filtration System with Top-Mount, Air-Gap... Watts Premier WP531407 RO Pure Reverse Osmosis Water Filtration System with Top-Mount, Air-Gap...
2 Watts Premier 531161 RO Pure Plus 6 Pack Filter Replacement Kit w/Membrane Watts Premier 531161 RO Pure Plus 6 Pack Filter Replacement Kit w/Membrane
3 Watts Premier WP531411 RO Pure Reverse Osmosis Filtration System with Top-Mount, Air-Gap Faucet,... Watts Premier WP531411 RO Pure Reverse Osmosis Filtration System with Top-Mount, Air-Gap Faucet,...
4 Watts Premier 531417 RO Pure Plus (VOC) Reverse Osmosis w/Brushed Nickel, Top-Mount Twist Faucet Watts Premier 531417 RO Pure Plus (VOC) Reverse Osmosis w/Brushed Nickel, Top-Mount Twist Faucet
5 Watts Premier 500124 WP-4V Replacement Filter Pack for Reverse Osmosis System Watts Premier 500124 WP-4V Replacement Filter Pack for Reverse Osmosis System
6 Watts Premier WP531155 RO Pure Reverse Osmosis Water Filter Replacement Kit, Multi, 6 Pack Watts Premier WP531155 RO Pure Reverse Osmosis Water Filter Replacement Kit, Multi, 6 Pack
7 Watts Premier WP531105 RO Pure Reverse Osmosis Water Filter Replacement Kit, 5 Count (Pack of 1),... Watts Premier WP531105 RO Pure Reverse Osmosis Water Filter Replacement Kit, 5 Count (Pack of 1),...
8 Watts Premier WP531160 RO Pure Plus Reverse Osmosis Water Filter Replacement Kit, Multi, 4 Pack Watts Premier WP531160 RO Pure Plus Reverse Osmosis Water Filter Replacement Kit, Multi, 4 Pack
9 Watts Premier WP500024 Standard Annual Water Filter Replacement Kit, White, 7 Pack Watts Premier WP500024 Standard Annual Water Filter Replacement Kit, White, 7 Pack
10 Premier 531152 RO Pure 4 Pack Replacement Filters Premier 531152 RO Pure 4 Pack Replacement Filters
11 Watts Premier Original Membrane 560016 Watts Premier Original Membrane 560016
12 Watts Premier RO Membrane 560016 Costco 572035 - 24 GPD Watts Premier RO Membrane 560016 Costco 572035 - 24 GPD
13 Watts Premier 116093 Brushed Nickel, Air-Gap, Top-Mount, Monitored Faucet Watts Premier 116093 Brushed Nickel, Air-Gap, Top-Mount, Monitored Faucet
14 Watts Premier WP116001 Air-Gap Non-Monitored Faucet for Water Filtration Systems, Chrome Watts Premier WP116001 Air-Gap Non-Monitored Faucet for Water Filtration Systems, Chrome
15 Watts Premier 105351 RO Pure Carbon Pre-Filter, Yellow Watts Premier 105351 RO Pure Carbon Pre-Filter, Yellow
16 Watts Premier 560067 Carbon Block Premium Plus Bi-Annual Filter Kit Watts Premier 560067 Carbon Block Premium Plus Bi-Annual Filter Kit
17 Watts Premier WP560014 RO Water Filter Membrane Replacement, 1 Count (Pack of 1), Yellow Watts Premier WP560014 RO Water Filter Membrane Replacement, 1 Count (Pack of 1), Yellow
18 Aquasure AS-PR75A-BN Premier Reverse Osmosis Water Filtration System - 75 GPD High Contaminants TDS... Aquasure AS-PR75A-BN Premier Reverse Osmosis Water Filtration System - 75 GPD High Contaminants...
19 Watts Premier WP560018 RO Water Filter Membrane Replacement, 50 Gallon, Yellow Watts Premier WP560018 RO Water Filter Membrane Replacement, 50 Gallon, Yellow
20 Watts Premier WP531102 RO Pure Plus Reverse Osmosis Water Filter Replacement Kit, 2 Pack, Multi Watts Premier WP531102 RO Pure Plus Reverse Osmosis Water Filter Replacement Kit, 2 Pack, Multi
Bestseller No. 1
Watts Premier WP531407 RO Pure Reverse Osmosis Water Filtration System with Top-Mount, Air-Gap...
  • This Watts Premier Reverse Osmosis system consists of four stages of filtration based upon these treatments: sediment pre-filter reduces dirt, silt...
  • The system includes a RO Pure Reverse Osmosis module with four pre-installed filters; a parts bag; a brushed nickel, monitored, top-mount, air-gap...
  • This space-saving, compact design allows this system to fit comfortably under your sink, requires fewer tube connections, includes back-flow...
  • The easy, quick-change push release filter system allows for easy filter change with no need to shut off the water source, is installed with check...
  • Maximum operating pressure is 80 psi and to maintain top performance replace sediment and carbon pre-filters every 6 months, post carbon filter every...
SaleBestseller No. 2
Watts Premier 531161 RO Pure Plus 6 Pack Filter Replacement Kit w/Membrane
  • (2) - 5 Micron Sediment Filter - reduces dirt, silt and rust which affect the taste and appearance of your water.
  • (2) - 5 Micron Carbon pre-filter - made of high quality activated carbon. It reduces chlorine taste and odors, also conditions the water before it is...
  • (1) - Carbon Block VOC Filter - Premium high capacity carbon block formulated specifically for the reduction of VOC'S including Herbicides,...
  • (1) - 50 GPD Membrane - This semi permeable membrane reduces a wide range of contaminants such as Arsenic, Lead, Nitrates, Percholate, Chromium,...
  • Certifications: Certified to NSF/ANSI 372 Lead Free. Certified to NSF/ANSI 58 Certified Reverse Osmosis Units
Bestseller No. 3
Watts Premier WP531411 RO Pure Reverse Osmosis Filtration System with Top-Mount, Air-Gap Faucet,...
  • Four stage filtration: sediment pre-filter (WP105351) reduces dirt, silt; carbon pre-filter(WP105351) reduces chlorine taste and odors; the 50 GPD...
  • The system includes a RO Pure Reverse Osmosis module with four pre-installed filters; a parts bag; a chrome, monitored, top-mount, air-gap faucet, and...
  • This space-saving, compact design allows this system to fit comfortably under your sink, requires fewer tube connections, includes back-flow...
  • The easy, quick-change push release filter system allows for easy filter change with no need to shut off the water source, is installed with check...
  • Maximum operating pressure is 80 psi and to maintain top performance replace sediment and carbon pre-filters every 6 months, post carbon filter every...
SaleBestseller No. 4
Watts Premier 531417 RO Pure Plus (VOC) Reverse Osmosis w/Brushed Nickel, Top-Mount Twist Faucet
  • The RO-Pure Plus reverse osmosis filtration system was designed with you in mind, with a space saving, compact design that allows this system to fit...
  • Changing the filters is as easy as pushing a button! With the built in shut off valve when removing the filters there is no mess like traditional...
  • Certified to NSF/ANSI 372 Lead Free
  • Certified to NSF/ANSI 58 Certified Reverse Osmosis Units
  • Certified by WQA
Bestseller No. 5
Watts Premier 500124 WP-4V Replacement Filter Pack for Reverse Osmosis System
  • Designed for use with the WP-4V (500109) Reverse Osmosis System.
  • Kit includes two Sediment Filters, two Carbon Block Filters and one VOC (Volatile Organic Chemicals) Filter.
  • 5 Micron Sediment Filter reduces dirt, rust and suspended particles.
  • Carbon Block Filter reduces chlorine taste and odor.
  • VOC filter removes volatile organic chemicals.
Bestseller No. 6
Watts Premier WP531155 RO Pure Reverse Osmosis Water Filter Replacement Kit, Multi, 6 Pack
  • This Watts Premium water filter replacement kit contains six, 11 inch filters: two 5 Micron sediment Filter (WP105311), two 5 micron carbon pre-filter...
  • It is compatible with the RO Pure (WP531411, WP531407) and Pure Plus (WP531417, WP531517) line of reverse osmosis systems but will NOT fit the Watts...
  • The sediment pre-filter reduces dirt, silt and rust; the carbon pre-filter reduces chlorine taste and odors and conditions the water before it is...
  • The major benefits of these filters for your under sink filtration system is to trap sediment, reduce TDS, and eliminate chlorine taste and odor to...
  • To maintain top performance replace sediment and carbon pre-filters every 6 months, carbon post-filter every 12 months, and the membrane every 2 to 5...
Bestseller No. 7
Watts Premier WP531105 RO Pure Reverse Osmosis Water Filter Replacement Kit, 5 Count (Pack of 1),...
  • This Watts Premium water filter replacement kit contains five, 11 inch filters: two 5 Micron sediment Filter (WP105311), two 5 micron carbon...
  • It is compatible with the RO Pure (WP531411, WP531407) and Pure Plus (WP531417, WP531517) line of reverse osmosis systems but will NOT fit the Watts...
  • The sediment pre-filter reduces dirt, silt and rust while the carbon pre-filter and post filter reduce chlorine taste and odors and conditions the...
  • The major benefits of these filters for your under sink filtration system is to trap and remove sediment as well as eliminate chlorine taste and odor...
  • To maintain top performance replace sediment and carbon pre-filters every 6 months and post-carbon every 12 months with our easy push button release...
SaleBestseller No. 8
Watts Premier WP531160 RO Pure Plus Reverse Osmosis Water Filter Replacement Kit, Multi, 4 Pack
  • (1) - 5 Micron Sediment Filter - reduces dirt, silt and rust which affect the taste and appearance of your water.
  • (1) - 5 Micron Carbon pre-filter - made of high quality activated carbon. It reduces chlorine taste and odors, also conditions the water before it is...
  • (1) - Carbon Block VOC Filter - Premium high capacity carbon block formulated specifically for the reduction of VOC'S including Herbicides,...
  • (1) - 50 GPD Membrane - This semi permeable membrane reduces a wide range of contaminants such as Arsenic, Lead, Nitrates, Percholate, Chromium,...
  • Certifications: Certified to NSF/ANSI 372 Lead Free, Certified to NSF/ANSI 58 Certified Reverse Osmosis Units
Bestseller No. 9
Watts Premier WP500024 Standard Annual Water Filter Replacement Kit, White, 7 Pack
  • Replacement filters designed for use with Watts Premier's 5-stage (WP500032) and 6-stage (WP521934) reverse osmosis systems but is compatible with any...
  • A complete year supply of filters including two 5-Micron Sediment Filters (104017), four 5-Micron Carbon Pre-Filters (101009), and one 10-inch GAC...
  • The filters trap sediment and other particulate matter like dirt, silt, and rust and improve the appearance and taste as well as remove unwanted odor
  • Made with high-quality, NSF-certified, coconut shell activated carbon in all carbon filters ensuring crystal clear, great-tasting, drinking water
  • For optimal results it is recommended to replace sediment and carbon pre-filters every 6 months, and the GAC inline post-filter once a year.
Bestseller No. 10
Premier 531152 RO Pure 4 Pack Replacement Filters
  • (1) - 5 Micron Sediment Filter - reduces dirt, silt and rust which affect the taste and appearance of your water.
  • (1) - 5 Micron Carbon pre-filter - made of high quality activated carbon. It reduces chlorine taste and odors, also conditions the water before it is...
  • (1) - 5-Micron Carbon Post Filter - made of high-quality activated carbon to reduce chlorine taste and odors.
  • (1) - 50 GPD Membrane - This semi permeable membrane reduces a wide range of contaminants such as Arsenic, Lead, Nitrates, Percholate, Chromium,...
  • Certifications: Certified to NSF/ANSI 372 Lead Free Certified to NSF/ANSI 58 Certified Reverse Osmosis Units
Bestseller No. 13
Watts Premier 116093 Brushed Nickel, Air-Gap, Top-Mount, Monitored Faucet
  • Brushed Nickel Finish, Top Mount, Monitored Design
  • All Tubing and Installation Hardware Included.
  • Variable Flow Lever for Dispensing. Monitored (Timer 6 Months)
  • Width: 2.25 (inches at base), Height: 11.50 (inches from base to top of curve)
  • This faucet conforms to US plumbing codes and is designed for dispensing water from a Reverse Osmosis system or a Water Filtration system that...
SaleBestseller No. 14
Watts Premier WP116001 Air-Gap Non-Monitored Faucet for Water Filtration Systems, Chrome
  • This is a standard auxiliary faucet and it compatible with reverse osmosis under sink water filtration systems
  • Features Touch N' Flow spring loaded handle for one touch water dispensing
  • It is an air-gap, non-monitored faucet and will not alert you when it is time to change the filter
  • Uses 1/4-inch supply tube and requires access to a drain connection
  • Meets all US plumbing codes and NSF low lead requirements
Bestseller No. 15
Watts Premier 105351 RO Pure Carbon Pre-Filter, Yellow
  • Filters down to 5 Microns which is in the particle filtration category and is equivalent in size to milled flour
  • Easy filter maintenance, with the unique swivel-valve, push-button assembly allowing for one-step filter changes that doesn't require shutting off the...
  • The 105351 Carbon Pre-filter is designed for use with Watts Premier's RO Pure (531407, 531411), RO Pure Plus (531417) and Zero Pure Plus (531517)...
  • For system top performance it is recommended to change out the carbon pre-filter every 6 months or 1350 gallons
Bestseller No. 16
Watts Premier 560067 Carbon Block Premium Plus Bi-Annual Filter Kit
  • Applications: Any Premier 5 Stage Reverse Osmosis System (5SV or WP-5)
  • Kit Contents: (1) – 5-Micron Sediment Filter, (2) – 5-Micron Carbon Block Filters, (1) – 10-in GAC Final Filter with fittings, (1) - Wrench
  • Features: Reduces Sediment, Chlorine Taste & Odor. Easy to install
  • Specifications: The recommended filter change is every six months. The final filter is once a year*. *Note: Filter life may vary based on local water...
  • Product dimensions: 9 7/8 inches x 2 inches
SaleBestseller No. 17
Watts Premier WP560014 RO Water Filter Membrane Replacement, 1 Count (Pack of 1), Yellow
  • This 24 gallon per day membrane replacement filter is designed to fit Watts Premier Reverse Osmosis Systems 5-Stage(WP500032), 4-Stage (WP500025), and...
  • It effectively reduces TDS and sodium as well as a wide range of contaminants such as arsenic, lead, percolate, chromium, copper, and radium.
  • This RO membrane has a check valve built directly into the membrane for efficient performance with periodic replacement of this critical component
  • This filter measures 1.8 inches in diameter and 10.75 inches long and if for under sink water filtration systems
  • Watts Premier engineers providing superior, long-lasting, quality water filtration products to you our customers since 1989
Bestseller No. 18
Aquasure AS-PR75A-BN Premier Reverse Osmosis Water Filtration System - 75 GPD High Contaminants TDS...
  • Premier Advance Quick Twist RO is designed to remove up to 99% of contaminants including arsenic, bacteria, chlorine, fluoride, heavy metals, lead,...
  • Exceptional performance and efficiency with high production 75 GPD encapsulated RO membrane that is able to produce clean, pure water up to 2X as fast...
  • 100% design and manufactured in-house with immaculate attention to details to ensure every step of the production process is designed to provide the...
  • Amazingly simple to install and maintain with the next generation quick twist cartridge design, one array system layout, Hydrofit Quick Connection,...
  • NSF certified lead-free designer faucet, tubings and components ensure the highest quality making this one of the safest drinking water system...
Bestseller No. 19
Watts Premier WP560018 RO Water Filter Membrane Replacement, 50 Gallon, Yellow
  • This 50 gallon per day membrane replacement filter is designed to fit Watts Premier Reverse Osmosis Systems 5-Stage (WP500032), 4-Stage (WP500025),...
  • It effectively reduces TDS and sodium as well as a wide range of contaminants such as arsenic, lead, percolate, chromium, copper, and radium.
  • This RO membrane has a check valve built directly into the membrane for efficient performance with periodic replacement of this critical component
  • This filter measures 1.8 inches in diameter and 10.75 inches long and if for under sink water filtration systems
  • Watts Premier engineers providing superior, long-lasting, quality water filtration products to you our customers since 1988
Bestseller No. 20
Watts Premier WP531102 RO Pure Plus Reverse Osmosis Water Filter Replacement Kit, 2 Pack, Multi
  • This Watts Premium water filter replacement kit contains wo, 11 inch filters: one 5 micron sediment filter (WP105311) and one 5 micron carbon...
  • It is compatible with the RO Pure (WP531411, WP531407) and Pure Plus (WP531417, WP531517) line of reverse osmosis systems but will NOT fit the Watts...
  • The sediment pre-filter reduces dirt, silt and rust and the carbon pre-filter reduces chlorine taste and odors
  • Easily change out filters with a push button release without having to turn off the water source
  • To maintain top performance replace sediment and carbon pre-filters every 6 months

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  1. Brand Value: Every brand of Watts Premier Reverse Osmosis Costco has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Watts Premier Reverse Osmosis Costco?
  3. Specifications: How powerful they are can be measured.
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  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Watts Premier Reverse Osmosis Costco.
  7. Product Quality: You don’t always get what you pay for with an Watts Premier Reverse Osmosis Costco, sometimes less, and sometimes more.
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FAQ:

Q: What is the best reverse osmosis system?

A: Overall, one of the best reverse osmosis system review lies within the Home Master water reverse osmosis system. The Home Master has the least amount of water waste with some adjustments, a decent capacity, and provides great tasting water for your every need.

Q: What is the price of reverse osmosis?

A: Whole home reverse osmosis systems usually range from $12,000 – $18,000 as an installed price. The cost depends on a number of factors but is most closely linked to the amount of water that needs to be generated per day.

Q: What is a reverse osmosis system and how does it work?

A: Reverse osmosis works when pressure pushes tap water through at least two different liquid filters separated by a permeable film that only lets water through on a molecular level. The impurities are removed from the water, but important elements, like oxygen and minerals, remain.