10 Best Aquatru Reverse Osmosis Water Filter in the UK 2025
Updated on 16/07/2025
#1
Recommended
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- Produces alkaline water rich in minerals.
- 64 oz glass carafe enables plastic-free pouring.
- Requires no installation or plumbing connections.
- Utilizes patented 4-stage ultra reverse osmosis technology.
- Certified by NSF to eliminate 83 contaminants, including lead, arsenic, PFAs, fluoride, and chlorine.
- Filters have a lifespan of 6 months to 2 years.
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- Produces alkaline water rich in minerals.
- 64 oz glass carafe enables plastic-free pouring.
- Requires no installation or plumbing connections.
- Utilizes patented 4-stage ultra reverse osmosis technology.
- Certified by NSF to eliminate 83 contaminants, including lead, arsenic, PFAs, fluoride, and chlorine.
- Filters have a lifespan of 6 months to 2 years.
#2
Value for Money
26% Off
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- NSF/ANSI 58 certified with a 6-stage filtration system that removes up to 99% of over 1,000 contaminants, including chlorine, fluoride, lead, and arsenic, ensuring safe drinking water.
- Includes a specialized alkaline remineralization stage to restore essential minerals and maintain natural alkalinity for improved taste compared to standard 5-stage systems.
- Features low maintenance with transparent housing for easy visual checks, long-lasting pre-filters, and a final polishing filter for enhanced water quality.
- Designed for easy DIY installation with all necessary components included, supported by clear instructions and lifetime technical support for leak-free setup.
- Backed by a 1-year warranty and lifetime support, this reliable system provides high-quality drinking water at home, reducing plastic waste.
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- NSF/ANSI 58 certified with a 6-stage filtration system that removes up to 99% of over 1,000 contaminants, including chlorine, fluoride, lead, and arsenic, ensuring safe drinking water.
- Includes a specialized alkaline remineralization stage to restore essential minerals and maintain natural alkalinity for improved taste compared to standard 5-stage systems.
- Features low maintenance with transparent housing for easy visual checks, long-lasting pre-filters, and a final polishing filter for enhanced water quality.
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#3
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- Provides high-quality drinking water with a 6-stage reverse osmosis filtration system.
- Removes up to 99% of various contaminants, including fluoride, lead, mercury, nitrates, and chlorine.
- Capacity to produce up to 190 liters of purified water daily with a 3 US gallon storage tank.
- Includes multiple filters: sediment, GAC, carbon block, post carbon, and remineralization filters, all requiring replacement every 6 months.
- Requires a minimum water pressure of 45 PSI for operation; compact dimensions for easy installation.
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- Provides high-quality drinking water with a 6-stage reverse osmosis filtration system.
- Removes up to 99% of various contaminants, including fluoride, lead, mercury, nitrates, and chlorine.
- Capacity to produce up to 190 liters of purified water daily with a 3 US gallon storage tank.
- Includes multiple filters: sediment, GAC, carbon block, post carbon, and remineralization filters, all requiring replacement every 6 months.
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#4
17% Off
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- Combines carbon fiber, a 100-gallon RO membrane, alkaline particles, and LED purification to reduce over 1000 contaminants (99.99%) including chlorine, fluoride, and heavy metals.
- Heats water instantly with adjustable temperatures from 45°C to 100°C, offering multiple volume options (120ml, 250ml, 500ml, continuous) for various drinks like tea and coffee.
- Features a smart touch panel that displays real-time TDS results and monitors filter life, with alerts for when to change cartridges and water quality indicators.
- Portable pitcher allows easy access to filtered water without returning to the system; compact design fits in different spaces and can be refrigerated for cold water.
- Plug and play setup requires no installation; quick filter replacement thanks to a twist-in design and includes a complete set of cartridges.
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- Combines carbon fiber, a 100-gallon RO membrane, alkaline particles, and LED purification to reduce over 1000 contaminants (99.99%) including chlorine, fluoride, and heavy metals.
- Heats water instantly with adjustable temperatures from 45°C to 100°C, offering multiple volume options (120ml, 250ml, 500ml, continuous) for various drinks like tea and coffee.
- Features a smart touch panel that displays real-time TDS results and monitors filter life, with alerts for when to change cartridges and water quality indicators.
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#5
8% Off
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- Includes a faucet and four filters: K5 pre-filter, K2 sorption filter, RO-50S membrane cartridge, and K7M mineralization cartridge for easy DIY replacement.
- The K5 and K2 filters effectively remove particles as small as 3 microns and protect the RO membrane from contaminants such as heavy metals and bacteria.
- RO-101S provides soft water for drinking and cooking, reducing hardness salts to prolong the lifespan of household appliances.
- Replaces the need for premium bottled water while ensuring high-quality purification for both hot and cold beverages.
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- Includes a faucet and four filters: K5 pre-filter, K2 sorption filter, RO-50S membrane cartridge, and K7M mineralization cartridge for easy DIY replacement.
- The K5 and K2 filters effectively remove particles as small as 3 microns and protect the RO membrane from contaminants such as heavy metals and bacteria.
- RO-101S provides soft water for drinking and cooking, reducing hardness salts to prolong the lifespan of household appliances.
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#6
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- NSF/ANSI 42 & 58 & 372 certified for effective TDS reduction and lead-free material, ensuring safety and quality in water filtration.
- High capacity of 600 GPD with a low waste ratio of 2:1, producing one cup of wastewater for every two cups of filtered water.
- Eight-stage filtration system effectively reduces a wide range of contaminants including TDS, chromium, fluoride, and chlorine.
- Smart display faucet provides real-time TDS monitoring and filter life tracking for convenient usage.
- Tankless design optimizes under-sink space and simplifies filter replacement in just three seconds.
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- NSF/ANSI 42 & 58 & 372 certified for effective TDS reduction and lead-free material, ensuring safety and quality in water filtration.
- High capacity of 600 GPD with a low waste ratio of 2:1, producing one cup of wastewater for every two cups of filtered water.
- Eight-stage filtration system effectively reduces a wide range of contaminants including TDS, chromium, fluoride, and chlorine.
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#7
15% Off
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- NSF/ANSI 58 certified filtration system with 7 stages, effectively removing up to 99% of over 1,000 contaminants, including lead, chlorine, fluoride, and arsenic.
- 11-watt UV lamp for treating various water sources, including well water and lakes.
- Alkaline remineralization filter restores healthy minerals and balances acidity for improved taste.
- Durable materials ensure long-lasting reliability and easy filter inspection with transparent housing.
- Operational specifications include a pH range of 3.0-11.0, pressure of 45-70 psi, and temperature of 40-100°F.
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- NSF/ANSI 58 certified filtration system with 7 stages, effectively removing up to 99% of over 1,000 contaminants, including lead, chlorine, fluoride, and arsenic.
- 11-watt UV lamp for treating various water sources, including well water and lakes.
- Alkaline remineralization filter restores healthy minerals and balances acidity for improved taste.
- Durable materials ensure long-lasting reliability and easy filter inspection with transparent housing.
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#8
7% Off
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- 5-stage reverse osmosis water filter system reduces contaminants like arsenic, lead, fluoride, mercury, cadmium; filters to 0.0001 micron enabling better taste for drinks and clearer ice cubes
- Includes NSF certified RO membrane, push-fit connectors, and a storage tank for easy water access
- Compatible and long-lasting replacement filters with a standard size; offers replacement for 7 filters ensuring at least 2 years of use
- System capacity of 75 gallons per day at 60 psi, with a 2.8-gallon tank; designed to fit most under-sink cabinets; 1:2 ratio of pure to waste water
- Comes with color-coded tubing, quick connect fittings, and easy-to-follow installation videos for a DIY setup without professional help
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- 5-stage reverse osmosis water filter system reduces contaminants like arsenic, lead, fluoride, mercury, cadmium; filters to 0.0001 micron enabling better taste for drinks and clearer ice cubes
- Includes NSF certified RO membrane, push-fit connectors, and a storage tank for easy water access
- Compatible and long-lasting replacement filters with a standard size; offers replacement for 7 filters ensuring at least 2 years of use
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#9
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- Water remineralization and alkalization ensure optimal pH levels above 7.5, restoring essential minerals and enhancing taste.
- Produces 600 gallons of water per day, meeting the high demand of large households with fast fill times.
- Advanced water-saving technology achieves a 1:1.5 drain to pure ratio, saving up to 450% more water than traditional systems.
- Smart LED display shows real-time TDS levels and filter lifespan, allowing for easy monitoring and maintenance.
- Tankless design saves space under the sink and prevents secondary contamination, ensuring ultra-pure water supply.
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- Water remineralization and alkalization ensure optimal pH levels above 7.5, restoring essential minerals and enhancing taste.
- Produces 600 gallons of water per day, meeting the high demand of large households with fast fill times.
- Advanced water-saving technology achieves a 1:1.5 drain to pure ratio, saving up to 450% more water than traditional systems.
- Smart LED display shows real-time TDS levels and filter lifespan, allowing for easy monitoring and maintenance.
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#10
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- Designed for AquaTru Countertop and Under Sink Water Filter Systems.
- NSF-certified Reverse Osmosis membrane reduces contaminants like arsenic and lead to 1/10000 of a micron.
- Use only AquaTru Replacement Filters for optimal performance.
- Filter life is two years or 1200 gallons, whichever comes first.
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- Designed for AquaTru Countertop and Under Sink Water Filter Systems.
- NSF-certified Reverse Osmosis membrane reduces contaminants like arsenic and lead to 1/10000 of a micron.
- Use only AquaTru Replacement Filters for optimal performance.
- Filter life is two years or 1200 gallons, whichever comes first.
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