Top 10 Kitchen Reverse Osmosis System
#1
Ecoviva Under Sink Reverse Osmosis System, 8-Stage Water Filtration System, 600 GPD Water Purifier, Fast Dispense, 2.5:1 Pure to Drain, Easy Installation, Reduce PFAS, NSF/ANSI 58 Certified
Brand: Ecoviva
$185.99
⭐ 4.7
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- 8 Stage Filtration: The reverse osmosis system features a 0.0001 μm membrane that effectively filters PFAS, heavy metals like lead, arsenic, and aluminum while the PCT filter enhances taste. This RO system is NSF/ANSI 58 certified for water assurance
- 600GPD and Low Drain Ratio: The tankless reverse osmosis system for a rapid flow of pure water at 53 oz/min, thanks to its 600GPD capacity and 2.5:1 pure to drain. Enjoy a 700% waterwaste reduction compared to other brands with ratios of 1:4 or 1:5
- Dual Output Option: The Ecoviva reverse osmosis water filter system offers two output faucets for versatile use, one for drinking and cooking, and the other for washing dishes without wastwater. No need for bottled water, saves expenses
- Keep Pure Every Time: The Ecoviva under sink reverse osmosis system uses advanced auto-flushing modes to effectively filter sediment and maintain the ongoing freshness and purity of the water supply
- Smart & Small Design: The RO system offers real-time filter life monitoring on the system panel and faucet O-ring for easy water tracking. Enjoy peace of mind with pure water. Compact at 13.77" x 5.31" x 14.35", it saves 75% of under sink space
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#2
Waterdrop G2P600 Reverse Osmosis System, 600 GPD Tankless RO Water Filter System, Under Sink RO System, 7 Stage Filtration, 2:1 Pure to Drain, Reduce TDS, FCC Listed, USA Tech
Brand: Waterdrop
$269.00
⭐ 4.7
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- ðð’ð…/ð€ðð’ðˆ ðŸ‘ðŸ•ðŸ ð‚ðžð«ðð¢ðŸð¢ðžð & ðŸ•-ð¬ððšð ðž ðŸð¢ð¥ðð«ðšðð¢ð¨ð§ & ðŸ”ðŸŽðŸŽ ð†ððƒ & ðŸ:ðŸ ð¥ð¨ð° ðð«ðšð¢ð§ ð«ðšðð¢ð¨ & ð“ðšð§ð¤ð¥ðžð¬ð¬ ðƒðžð¬ð¢ð ð§ & ð„ðšð¬ð² ð¢ð§ð¬ððšð¥ð¥ðšðð¢ð¨ð§ï¼›Two filters are included in the package. Search "WD-G2P600-W" for replacement filters.
- ðŸ•-ð¬ððšð ðž ðŸð¢ð¥ðð«ðšðð¢ð¨ð§:The G2P600 system is certified by ðð’ð…/ð€ðð’ðˆ ðŸ‘ðŸ•ðŸ for lead-free materials.
- ðŸ”ðŸŽðŸŽ ð†ððƒ ðŸðšð¬ð ð°ðšððžð« ðŸð¥ð¨ð°: As an upgraded reverse osmosis system, the G2P600 tankless reverse osmosis system produces 600 gallons of filtered water per day. With a fast and stable water flow rate, this RO system fills a 200ml cup with water in 8 seconds, which is ideal for drinking, washing vegetables and fruit. The G2P600 RO water filtration system also meets the water needs of big families and companies.
- ð€ðŸðŸð¨ð«ððšð›ð¥ðž ðœð¡ð¨ð¢ðœðž: The G2P600 tankless RO system reduces your replacement cost and upgrades the water-saving technology with a drain ratio of 2:1. Dispensing 2 cups of pure water will produce only 1 cup of waste water. Compared to traditional RO water purifiers, the RO system saves 600% more water. You can use waste water to mop the floor, wash your car, do laundry, etc.
- ð’ð®ð©ðžð«ð¢ð¨ð« ð©ð«ð¨ðð®ðœð ððžð¬ð¢ð ð§: You can finish the installation by yourself in 30 minutes. Due to the filter’s twist-and-pull design, you can change a filter in 3 seconds without moving the system or using any tools. In addition, the filter life indicators will remind you to replace the filter in advance.
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#3
SimPure T1-400UV Tankless Reverse Osmosis System with UV, NSF/ANSI 58 Certified, Under Sink RO Water Filter System 400 GPD, 8 Stage Filtration Near 0 TDS, Built-in Pump, BPA Free, 1.5:1 Pure to Drain
Brand: SimPure
$259.99
⭐ 4.4
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- SGS CERTIFIED and TESTED: Against the NSF/ANSI 58 Standard. The SimPure ROULP-3012-400-T1 has been verified and tested by SGS, this ensures its exceptional quality and performance. It effectively removes over 99.99% of 1000+ contaminants, including TDS (fluoride, nitrates/nitrites), chemicals (PFAS/PFOA/PFOS), heavy metals (lead and arsenic), chloride, etc. Enjoy purified drinking water with confidence and say goodbye to the hidden dangers of tap water
- PURE WATER NEAR 0 TDS: The water filter system utilizes exclusive technology to achieve near 0 TDS (Total Dissolved Solids), making it one of the most effective RO water purifier systems. It is designed to efficiently reduce TDS levels in tap water, even with initial levels as high as 200-500 PPM, to near 0 PPM or below 25 PPM. With a TDS removal rate of up to 95% and a maximum rate of 99.99%, you can trust that T1-400UV will provide you with the cleanest and purest drinking water possible
- UV STERILIZER & TANKLESS DESIGN: Our UV sterilization system eliminates algae, and other microorganisms from your tap water with an impressive removal rate of over 99.99%. It operates automatically based on water flow pressure and can be easily adjusted. The tankless design ensures fresh and clean water, while also saving valuable under-sink space and preventing secondary contamination
- 400 GPD & 1.5:1 PURE to DRAIN: The SimPure tankless RO system can produce up to 400 gallons per day of pure water. With a remarkable 1.5:1 pure-to-drain ratio, it minimizes wastage by only producing 1 gallon of wastewater for every 1.5 gallons of pure water. Experience superior efficiency and elevated lifestyle compared to traditional RO systems
- EFFORTLESS HYDRATION & COST-EFFECTIVE: The SimPure T1-400 Series water purifier comes with a complete set of quick-change twist filter cartridges that deliver 1057 gallons of purified water (equivalent to around 8000 bottled water). Embrace a sustainable way of living, cut down on plastic waste, and save cash. It's more than just purified water - it's an enhanced lifestyle, where every sip signifies the purity and sustainability it brings
- Serving the USA Since 2006: Based in Seattle, WA, SimPure is committed to delivering world-class water filtration solutions. If you’re not satisfied with your purchase, we want to hear from you! Reach out to our team of trained water specialists—we’re here to answer your questions and provide support for the lifetime of your product. (Please scroll down for replacement filter purchase options)
- NOTE: If you enjoy filtered water with a low TDS value, we recommend getting the SimPure T1-400UV reverse osmosis water filter. This system delivers pure water with a TDS level close to 0 ppm if your tap water has a measurement below 200 ppm. If you prefer alkaline water, consider the SimPure T1-400ALK RO system. This filter enhances the pH level of filtered water by incorporating minerals through the alkaline filter and please know that the TDS value will not reach 0 ppm
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#4
Waterdrop G5P700A Alkaline Mineral pH+ Reverse Osmosis Water Filter, NSF/ANSI 372 Certified, 700G Reverse Osmosis System, 8 Stage RO Water Filtration System, 2:1 Pure to Drain, Smart LED Faucet
Brand: Waterdrop
$359.99
⭐ 4.2
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- ðŸ–-ð’ððšð ðž ðð«ðžðœð¢ð¬ðž ð…ð¢ð¥ðð«ðšðð¢ð¨ð§: Tested by SGS, the reverse osmosis system features an advanced 8-stage filtration process that reduces harmful contaminants such as PFOA, PFOS, chlorine, bad taste and odor, lead, fluoride, heavy metals, and other impurities. Enjoy clean and safe water with Waterdrop G5P700A
- ðŸŽ.ðŸŽðŸŽðŸŽðŸÎ¼ð¦ ð‘ðŽ + ð€ðððžð ðŒð¢ð§ðžð«ðšð¥ð¬: The G5P700A combines a precise 0.0001μm RO membrane with alkaline mineralization technology, effectively reducing particles larger than 0.0001μm while enriching water with essential minerals like Ca²âº, Mg²âº, Na⺠and Kâº
- ð‚ð¨ð¦ð©ðšðœð ð“ðšð§ð¤ð¥ðžð¬ð¬ ðƒðžð¬ð¢ð ð§: Say goodbye to large tank systems. The tankless RO system’s modern tankless design frees up to 70% of your under-sink space, making it ideal for today's household spaces. Its slim and stylish build perfectly matches any kitchen style
- ðŸ•ðŸŽðŸŽð†ððƒ ð‡ð¢ð ð¡-ð’ð©ðžðžð ð…ð¥ð¨ð°: With a robust 700GPD (gallons per day) capacity, the G5P700A provides a consistent and rapid water flow, filling a 6-ounce cup in just 6 seconds. Enjoy immediate access to purified water, perfect for busy households
- ðŸ:ðŸ ðð®ð«ðž-ðð¨-ðƒð«ðšð¢ð§ ð‘ðšðð¢ð¨: This RO water filtration system offers an impressive 2:1 purified water ratio, generating 400% more clean water compared to conventional systems. This not only reduces costs but also supports environmental sustainability by minimizing water waste
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#5
Waterdrop G2 Reverse Osmosis System, 7 Stage Tankless RO Water Filter System, Under Sink Water Filtration System, 400 GPD, 1:1 Pure to Drain, Reduces TDS, FCC Listed, USA Tech, WD-G2-W
Brand: Waterdrop
$199.00
⭐ 4.1
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- ðð’ð…/ð€ðð’ðˆ ðŸ‘ðŸ•ðŸ ð‚ðžð«ðð¢ðŸð¢ðžð & ðŸ•-ð¬ððšð ðž ðŸð¢ð¥ðð«ðšðð¢ð¨ð§ & ðŸ’ðŸŽðŸŽ ð†ððƒ & ðŸ:ðŸ ð¥ð¨ð° ðð«ðšð¢ð§ ð«ðšðð¢ð¨ & ð“ðšð§ð¤ð¥ðžð¬ð¬ ðƒðžð¬ð¢ð ð§ & ð„ðšð¬ð² ð¢ð§ð¬ððšð¥ð¥ðšðð¢ð¨ð§; Two filters are included in the package. Search "WD-G2-W" for replacement filters.
- 🕠ð’ððšð ðž ð…ð¢ð¥ðð«ðšðð¢ð¨ð§ & ðžðŸðŸðžðœðð¢ð¯ðž ðŸð¢ð¥ðð«ðšðð¢ð¨ð§:The G2 system is certified by ðð’ð…/ð€ðð’ðˆ ðŸ‘ðŸ•ðŸ for lead-free materials. The G2 RO System adopts a composite filter result in more effective filtration. Our RO system can reduce TDS, PFAS, PFOA, PFOS, vinyl chloride, monobutyl ether, according to reverse osmosis membrane technical manual.
- ðŸ’ðŸŽðŸŽ ð†ððƒï¼†ðŸ:ðŸ ð©ð®ð«ðž ðð¨ ðð«ðšð¢ð§ ð«ðšðð¢ð¨: The Waterdrop G2 reverse osmosis system offers a fast water flow rate of up to 400 GPD. Get a cup of filtered water in about 12 seconds, satisfying your needs while saving time. Compared to the ordinary RO system, the Waterdrop RO system always has a stable water flow. This tankless RO has a low drain ratio of 1:1 and saves water waste by 300%.
- ðˆð§ð§ð¨ð¯ðšðð¢ð¯ðž ððšð§ð¤ð¥ðžð¬ð¬ ððžð¬ð¢ð ð§: The tankless design ensures the safety of your family’s drinking water. It also saves over 70% more under-sink storage space than does the ordinary RO system. Note that this reverse osmosis system requires under-sink electricity.
- ðˆð§ððžð ð«ðšððžð ð©ð«ð¨ðð®ðœð ððžð¬ð¢ð ð§: The advanced integrated design of the electrical and water circuits reduces leakage. The airtight housing reduces noise, while the process of installing and replacing the filter is faster and more convenient than with other filters. Due to the filters’ twist-and-pull design, you can replace them in 3 seconds. The installation of the RO System takes less than 30 minutes. NOTE: An electrical outlet and drilling holes is required to operate it.
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#6
GLACIER FRESH GFU03 Reverse Osmosis System – 800 GPD, Non-Electric, 3:1 Pure-to-Drain, No Noise/No Drilling, 5-Stage Tankless Under-Sink RO Water Filter System, Reduces PFAS/PFOS, Elite Version
Brand: GLACIER FRESH
$259.99
⭐ 4.1
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- 800 GPD High Capacity: The GLACIER FRESH GFU03 Reverse Osmosis System delivers an impressive 800 gallons per day—perfect for a large family’s demand for pure water. Plus, its high water flow filters one cup of water in just 5 seconds.
- 5-Stage Filtration: This Reverse Osmosis water filter system meets NSF/ANSI 58 certification standards, ensuring safe and reliable water filtration. Tested by independent laboratories, including SGS, it effectively reduces TDS, chromium, PFAS, radium, fluoride, arsenic salt, iron, calcium, particles, chloride, chlorine, and radioactive substances in your tap water. It also minimizes chemicals such as vinyl chloride, ethylhexyl acrylate, isobutylene, and ethylene glycol.
- 3:1 Pure-to-Drain Ratio: The tankless Reverse Osmosis system produces just one cup of wastewater for every three cups of filtered water, helping you save water.
- 30-Minute Installation: The GLACIER FRESH GFU03 Under-Sink RO Water Filter System sets up in just 30 minutes—half the time required by other brands (2-4 hours)—with all necessary adapters and tool-free connections included.
- Power-Free Operation: With zero electricity required, this Reverse Osmosis water filtration system eliminates circuit risks and operating noise, making it ideal for any kitchen setup.
- Integrated Tankless Design: Featuring a unique, stylish look that complements modern kitchens, the GLACIER FRESH GFU03 tankless reverse osmosis system saves up to 70% of under-sink space. Its plug-and-play filter replacement lets you change the filter in less than 3 seconds—no tools or system movement needed.
- No Drilling Required: Our punch-free faucet directly replaces your existing faucet without any drilling, preserving the beauty of your marble countertop.
- Please measure your cabinet dimensions to ensure that the cabinet size is larger than the product size. The product size is 13.58†x 8.27†x 16.54†(345x210x420mm)
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#7
Express Water RO5DX Reverse Osmosis Filtration NSF Certified 5 Stage RO System with Faucet and Tank – Under Sink Water Plus 4 Filters – 50 GPD, 14 x 17 x 5, White
Brand: EXPRESS WATER
$169.99
⭐ 4.1
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- Reverse Osmosis Water Filter: Experience what water should taste like with the Express Water reverse osmosis water filtration system reducing up to 99.99% of Lead, Chlorine, Fluoride, PFAs/PFOs, Calcium, Arsenic, and more.
- Water Purification System: Drink the healthiest water on Earth. All our water filters are specially engineered to work together, producing the safest and best tasting water you’ll ever drink
- Under Sink Water Filter: Don’t waste money on professional installation. Express Water’s quick and easy-to-understand design means you can install and understand everything about your new water filtration system
- Under Sink Water Filter System: No need to mess with refilling or activating your water filter, Express Water’s water filtration systems automatically fill your water tank with high quality drinking water
- Leak Detection: Each under sink water filter includes an emergency leak stop detector that shuts off water flow when it detects unwelcomed moisture
- Help Has Arrived - Support from experts who can answer any of your questions about your home’s water
- Love your water - Environmentally friendly coconut carbon filters give unequalled quality and a clear natural taste
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#8
APEC Water Systems ROES-50 Essence Series Top Tier 5-Stage WQA Certified Ultra Safe Reverse Osmosis Drinking Water Filter System
Brand: APEC WATER
$199.95
⭐ 4.2
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- Supreme quality -Guarantee water safety & your health.
- Only technology to remove up to 99% of impurities including arsenic, chlorine, lead, fluoride, heavy metals, and 1000+ impurities. Max Total Dissolved Solids - 2000 ppm. Feed Water Pressure 40-85 psi
- WQA Certified System. Premium long-lasting filters used to treat tap water, well water. Provide unlimited clean, refreshing crisp tasting water superior to bottled water
- America's No.1 rated water filter brand with 20 years of success guaranteeing trouble free, noise-free system for long lasting, dependable, pure drinking water.
- System comes with 100% lead-free designer faucet, plus Certified JG premium grade tubing and parts to provide safe, impurity-free pure water. Pipe Size:1/4 inches
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#9
Waterdrop G3P600 Reverse Osmosis System, 8 Stage Tankless Reverse Osmosis Water Filter, NSF/ANSI 42 & 58 & 372 Certified, Under Sink RO System, 2:1 Pure to Drain, Smart LED Faucet
Brand: Waterdrop
$399.00
⭐ 4.2
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- ð“ð«ð®ð¬ððžð ðœðžð«ðð¢ðŸð¢ðœðšðð¢ð¨ð§ð¬: Waterdrop G3P600 reverse osmosis system is certified against NSF/ANSI 58 for TDS reduction and NSF/ANSI 372 certified for lead-free material. Also it has been tested and certified against NSF 42 to reduce chlorine, bad taste and odor. The tankless reverse osmosis system is also certified by the Federal Communications Commission. Besides, it meets the EU Standards and UKCA Standards for safety.
- ðŸ–-ð¬ððšð ðž ðŸð¢ð¥ðð«ðšðð¢ð¨ð§: Tested by official third-party laboratory (SGS), the reverse osmosis system can effectively reduce TDS, chromium, PFAS, radium, fluoride, arsenic salt, iron, calcium, particles, chloride, chlorine and radioactive substances in your tap water. And our RO water filter system can reduce chemicals such as vinyl chloride, ethylhexyl acrylate, isobutylene, ethylene glycol, according to the reverse osmosis membrane technical manual.
- ð’ð¦ðšð«ð ðð¢ð¬ð©ð¥ðšð² ðŸðšð®ðœðžð: The tankless reverse osmosis system is built with a smart display faucet. For instance, the TDS monitor tells you the quality of your filtered water, while the filter life tracker shows how soon you need to replace your filter.
- ð‡ð¢ð ð¡ ðœðšð©ðšðœð¢ðð², ðŸ:ðŸ ð¥ð¨ð° ðð«ðšð¢ð§ ð«ðšðð¢ð¨: As an upgraded reverse osmosis system, this reverse osmosis water system produces 600 gallons of filtered water per day. By its low drain ratio, this system can produce only one cup of waste water for every two cups of pure water produced. Furthermore, with a fast and stable water flow rate, this RO system fills a 8 oz cup of water in 8 seconds, which is ideal for drinking and washing vegetables.
- ð“ðšð§ð¤ð¥ðžð¬ð¬ ððžð¬ð¢ð ð§: Waterdrop G3P600 reverse osmosis system has a stylish look. This tankless design saves 70% under sink space. You can change a filter in 3 seconds without moving the system or using any tools. Note: This reverse osmosis system requires under-sink electricity.
- Please measure your cabinet dimensions to ensure that the cabinet size is larger than the product size. The product size is ðŸðŸ–.ðŸðŸ"ð‹ ð± ðŸ“.ðŸ”ðŸ•"ð– ð± ðŸðŸ•.ðŸ•ðŸ"ð‡.
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#10
iSpring RCC7AK, NSF Certified, 75 GPD, Alkaline 6-Stage Reverse Osmosis System, pH+ Remineralization RO Water Filter System Under Sink, Patented Top-Mounted Faucet Design for Easy Installation
Brand: iSpring
$191.99
⭐ 5
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- PATENTED DESIGN – The top-mounted fastener allows for easy countertop installation entirely from above, eliminating the hassle of tightening the nut from underneath the sink.
- MINERAL BOOST – The patent-pending natural mineral AK stage delivers spring water with a balanced, healthy pH and multiple essential minerals.
- SEE WHAT’S CAUGHT – The transparent first-stage filter housing makes it easy to monitor contaminant buildup, ensuring timely filter changes.
- NSF 58 CERTIFIED RO SYSTEM – Unlike other brands that lack NSF certification or full system certification, our RCC7AK is certified to NSF/ANSI 58 and 372 standards for the entire water filtration system.
- EFFECTIVE FILTRATION – Reduces TDS (93-98%), PFAS (96-99%), Chlorine (95-99%), Asbestos (>99.7%), Barium (>98.4%), Cadmium (>98.8%), Chromium (>99.2%), Copper (>97.8%), Fluoride (>97.4%), Lead (>98.9%), Selenium (>99.0%), and over 1,000 other contaminants.
- EASY INSTALLATION – The RO water system features a DIY-friendly design with quick-fitting connections, a clear manual, and step-by-step videos for a hassle-free setup.
- TRUSTWORTHY SUPPORT – America’s favorite RO brand, backed by lifetime technical support in Atlanta, GA, ensuring expert assistance whenever you need it.
- CONVENIENT REPLACEMENT FILTERS - Easy access to replacement filter sets: F4AK (6-Month), F9K (1-Year), F19K75 (2-Year), and F28K75 (3-Year).
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