10 Best Countertop Reverse Osmosis Water Filter System in the UK 2025
Updated on 16/07/2025
#1
Recommended
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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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#2
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- Certified by NSF/ANSI 58 standard, the composite CF filter effectively reduces rust, sediment, chlorine, and odors. The 0.0001μm reverse osmosis membrane blocks contaminants like PFAS, fluoride, and heavy metals.
- Activated carbon post-filter enhances water taste by absorbing odors and residual chlorine, ensuring fresh and clear drinking water.
- The tankless reverse osmosis system offers instant access to purified water, with a flow rate of 0.42L/min. It can be installed anywhere with a power supply, making it ideal for home, office, or outdoor use.
- Equipped with a real-time TDS monitor, the system provides filter life reminders and allows users to select from three water volume options, ensuring confidence in water quality.
- The reinforced glass carafe is thicker and more durable than standard plastic reservoirs, minimizing the risk of secondary contamination in stored water.
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- Certified by NSF/ANSI 58 standard, the composite CF filter effectively reduces rust, sediment, chlorine, and odors. The 0.0001μm reverse osmosis membrane blocks contaminants like PFAS, fluoride, and heavy metals.
- Activated carbon post-filter enhances water taste by absorbing odors and residual chlorine, ensuring fresh and clear drinking water.
- The tankless reverse osmosis system offers instant access to purified water, with a flow rate of 0.42L/min. It can be installed anywhere with a power supply, making it ideal for home, office, or outdoor use.
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#3
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- 6-stage RO filtration system removes over 1000 contaminants (99.99% efficacy), including heavy metals, PFAS, and microorganisms, with UV purification for added safety.
- Certified by SGS and complies with NSF/ANSI standards to ensure effective removal of tap water contaminants.
- Remineralization filter enhances pH and taste while providing essential minerals and antioxidants.
- Post-filter minimizes odors and residual chlorine, improving taste and clarity of drinking water.
- No installation required; designed for use in kitchens, offices, and RVs, with a leak-proof integrated design.
- User-friendly features include TDS display, filter lifespan alerts, automatic flushing, and multiple dispense options.
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- 6-stage RO filtration system removes over 1000 contaminants (99.99% efficacy), including heavy metals, PFAS, and microorganisms, with UV purification for added safety.
- Certified by SGS and complies with NSF/ANSI standards to ensure effective removal of tap water contaminants.
- Remineralization filter enhances pH and taste while providing essential minerals and antioxidants.
- Post-filter minimizes odors and residual chlorine, improving taste and clarity of drinking water.
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#4
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- Reverse osmosis system meets NSF/ANSI 58 standards for effective removal of contaminants like heavy metals, chlorine, and sediments for improved water quality.
- Features a 5:1 pure to drain ratio, producing one gallon of waste for every five gallons of purified water, making it an environmentally friendly option.
- Includes a 5L raw water tank and a 2L pure water tank with two complimentary filters, providing up to 529 gallons of clean water, equivalent to approximately 6000 bottled waters.
- Equipped with a UV purification system combined with a 5-stage reverse osmosis filtration process that effectively eliminates 99.99% of microorganisms and bacteria for thorough water sterilization.
- No installation needed; the unit is ready to use upon unpacking. Simply plug in for immediate access to clean, filtered water with an easy-to-use interface.
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- Reverse osmosis system meets NSF/ANSI 58 standards for effective removal of contaminants like heavy metals, chlorine, and sediments for improved water quality.
- Features a 5:1 pure to drain ratio, producing one gallon of waste for every five gallons of purified water, making it an environmentally friendly option.
- Includes a 5L raw water tank and a 2L pure water tank with two complimentary filters, providing up to 529 gallons of clean water, equivalent to approximately 6000 bottled waters.
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#5
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- Tested and certified by SGS, this system effectively purifies tap and well water (TDS<500 ppm) by removing over 99.99% of 1,000+ contaminants, including viruses, bacteria, heavy metals, and chemicals such as PFAS and pharmaceuticals.
- The UV purification system uses no chemicals and eliminates by-products while destroying 99.99% of microorganisms and bacteria, enhancing water sterilization.
- No installation is required; just plug in the device to enjoy instant purified water, suitable for various environments like homes, offices, and camping.
- Provides 528 gallons of purified water with quick-change filter cartridges, supporting a sustainable lifestyle by reducing plastic waste.
- Achieves a 4:1 pure to drain ratio, significantly improving water efficiency compared to traditional RO systems, with rapid dispense of purified water.
- This unit dispenses water at room temperature only, without the option for hot or chilled water.
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- Tested and certified by SGS, this system effectively purifies tap and well water (TDS<500 ppm) by removing over 99.99% of 1,000+ contaminants, including viruses, bacteria, heavy metals, and chemicals such as PFAS and pharmaceuticals.
- The UV purification system uses no chemicals and eliminates by-products while destroying 99.99% of microorganisms and bacteria, enhancing water sterilization.
- No installation is required; just plug in the device to enjoy instant purified water, suitable for various environments like homes, offices, and camping.
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#6
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- Hot and cold water dispenser suitable for family use, providing easy access to various temperatures.
- Equipped with a 7-stage filtration system, significantly reducing contaminants such as TDS, lead, fluoride, and others for clean drinking water.
- Offers flexible water temperature options, accommodating different beverage needs.
- Includes an OLED smart display for monitoring water quality, temperature, volume, and filter life, with additional modes for night and altitude settings.
- No installation required; simply plug in and use in any indoor space. Efficient water-saving design with a high pure-to-drain ratio.
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- Hot and cold water dispenser suitable for family use, providing easy access to various temperatures.
- Equipped with a 7-stage filtration system, significantly reducing contaminants such as TDS, lead, fluoride, and others for clean drinking water.
- Offers flexible water temperature options, accommodating different beverage needs.
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#7
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- 8-stage filtration system with a 0.0001μm RO membrane effectively removes over 1,000 contaminants, achieving a 99.9% purification rate; includes UV sterilization for added safety.
- Intuitive control panel with one-touch settings for temperature (ambient to 205℉) and water volume (4 oz to 16 oz), making it easy to prepare beverages quickly.
- Features a 4:1 pure to drain ratio to minimize waste; leftover wastewater can be used for non-potable applications like watering plants.
- Constructed from food-grade materials and certified by NSF/ANSI and EPA standards; easy-to-replace filter cartridges provide consistently high water quality, suitable for families with babies and pets.
- Large 237oz water tank reduces refill frequency; designed for home, office, camping, or RV use without requiring installation, fitting easily on countertops or in small spaces.
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- 8-stage filtration system with a 0.0001μm RO membrane effectively removes over 1,000 contaminants, achieving a 99.9% purification rate; includes UV sterilization for added safety.
- Intuitive control panel with one-touch settings for temperature (ambient to 205℉) and water volume (4 oz to 16 oz), making it easy to prepare beverages quickly.
- Features a 4:1 pure to drain ratio to minimize waste; leftover wastewater can be used for non-potable applications like watering plants.
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#8
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- No plumbing is needed; simply plug in the water purifier and fill the high borosilicate glass carafe for safer drinking water.
- The smart LED display tracks filter lifespan and provides real-time water quality monitoring, alerting you when replacements are needed.
- Efficient water delivery takes less than three minutes, producing filtered water at a 3:1 ratio of clean to waste, which is significantly better than traditional systems.
- Equipped with a patented 5-in-1 filter, this system removes 99.9% of contaminants, ensuring quality water certified by SGS and NSF/ANSI 58, ideal for small households.
- Includes six flavored water recipes for fruit-infused drinks, enhancing your hydration experience with easy preparation.
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- No plumbing is needed; simply plug in the water purifier and fill the high borosilicate glass carafe for safer drinking water.
- The smart LED display tracks filter lifespan and provides real-time water quality monitoring, alerting you when replacements are needed.
- Efficient water delivery takes less than three minutes, producing filtered water at a 3:1 ratio of clean to waste, which is significantly better than traditional systems.
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#9
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- 7-stage reverse osmosis filtration system effectively removes 99.9% of water contaminants for improved water quality.
- Fast water dispensing allows for 1000ml in about 1 minute and 200ml in just 12 seconds, enhancing convenience.
- No installation required; simply plug in, fill with water, and use. Portable design fits various locations like home, office, or camping.
- High efficiency with 3:1 pure to drain ratio reduces water waste; features automatic screen dimming mode to conserve energy.
- User-friendly design with a 160 Oz capacity tank, simple controls, and a smart LED display. Single filter replacement is quick, with a standard 12-month lifespan.
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- 7-stage reverse osmosis filtration system effectively removes 99.9% of water contaminants for improved water quality.
- Fast water dispensing allows for 1000ml in about 1 minute and 200ml in just 12 seconds, enhancing convenience.
- No installation required; simply plug in, fill with water, and use. Portable design fits various locations like home, office, or camping.
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#10
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- NSF certified for safety, this all-in-one reverse osmosis filter purifies water to 0.0001μm, removing 99.99% of harmful contaminants including TDS, lead, fluoride, and nitrates.
- With a production capacity of 528 gallons and a 3:1 pure to drain ratio, this water system conserves water effectively, helping reduce plastic waste and costs associated with bottled water.
- Features a smart real-time TDS display and LED touch screen for easy monitoring of water quality and filter life status.
- No installation required, making it suitable for seniors and renters. Includes a 1.2L detachable pitcher for versatile use in various locations.
- Offers 5 volume settings (4oz, 8oz, 12oz, 17oz, unlimited) and features auto water production technology for immediate purified water.
- Filters last up to 12 months or 528 gallons with a quick twist-and-lock design, allowing for easy replacements. Extra pitchers available for convenience.
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- NSF certified for safety, this all-in-one reverse osmosis filter purifies water to 0.0001μm, removing 99.99% of harmful contaminants including TDS, lead, fluoride, and nitrates.
- With a production capacity of 528 gallons and a 3:1 pure to drain ratio, this water system conserves water effectively, helping reduce plastic waste and costs associated with bottled water.
- Features a smart real-time TDS display and LED touch screen for easy monitoring of water quality and filter life status.
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