Top 10 Alkaline Water Filter System Under Sink – Under-Sink & Countertop Filtration

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1. iSpring

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NSF Certified 75 GPD, 6-Stage Reverse Osmosis System, iSpring RCC7AK, pH+ Alkaline Remineralization RO Water Filter System Under Sink, Superb Taste Drinking Water Filter

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iSpring #ad - 100% satisfied customers - rcc7ak from america’s favorite brand of under sink water filter is the highly rated reverse osmosis systems. Three extra long life pre-filters to remove large contaminants and protect RO membrane. Backed by clear installation manual, instructional videos, and access to life-time technical support. Low maintenance - transparent 1st stage housing for easy visual inspection.

Great-tasting mineral water - a standard 5 stage ro system produces slightly acidic water with a ph of 7. The end result is great-tasting bottled-water quality. For leak-free installation, simply push tubing ½ inch deep into quick-fitting connectors and lock; no threading pipes needed. The ispring rcc7ak reverse osmosis water filter includes an additional 6th stage - an Alkaline Remineralization filter which restores healthy minerals and produces a balanced alkalinity, which gives your water a more natural taste than regular 5 stage RO water filter. 0001 microns; fine gac filter to provide final polishing to the purified water and AK filter to finally restore just the right proportion of healthy minerals and a natural alkaline balance.

Ultra fine ro filter to remove contaminants down to 0 Easy to install & no leaks - the water purifier is designed for do-it-yourself installation and all necessary parts for installation are included. 0 or below because the RO membrane removes not only harmful pollutants but also a few helpful minerals. Comes with 1-year limited manufacturer warranty upon registration and lifetime personalized support from GA, USA, combined with premium quality components, this water filter is to deliver endless bottled quality drinking water right in your home for many years to come, eliminating plastic waste.
BrandiSpring #ad
ManufactureriSpring #ad
Height19.5 Inches
Length15.5 Inches
Weight20 Pounds
Width5.1 Inches
Part NumberRCC7AK
ModelRCC7AK
Warranty1 year manufacturer limited warranty

2. EXPRESS WATER

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ROALK5D Reverse Osmosis Alkaline Water Filtration System – 10 Stage RO Water Filter with Faucet and Tank – Under Sink Water Filter – with Alkaline Filter for Added Essential Minerals – 50 GPD, Express Water

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EXPRESS WATER #ad - On demand support: support from experts who can answer any of your questions about your new water filter. Customizable ro water filter system: express water home water filtration systems are fully upgradable and customizable with quick connecting fittings. Quality : rest easy with our 1-year on all Express Water Reverse Osmosis Water Systems.

99% of lead, nitrates, arsenic, Calcium, Chlorine, Fluoride, and more. Reverse osmosis water filter: experience what water should taste like with the Express Water reverse osmosis water filtration system filtering up to 99. Leak detection: each under sink water filter includes an emergency leak stop detector that shuts off water flow when it detects unwelcomed moisture. 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.

Try additional filtration attachments including UV Water Filter, Deionization Water Filter, and more. Under sink water filter: don’t waste money on professional installation. Alkaline water filter: express water’s alkaline Water Filter with Active Mineral Technology adds Calcium, Magnesium, Potassium, and other minerals to your water. Express water’s quick and easy-to-understand design means you can install and understand everything about your new water filtration system.
BrandEXPRESS WATER #ad
ManufacturerExpress Water #ad
Height19 Inches
Length19 Inches
Weight29.5 Pounds
Width18 Inches
Part NumberROALK5D
ModelROALK5D

3. APEC WATER

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APEC WATER Top Tier Supreme Certified Alkaline Mineral pH+ High Flow 90 GPD 6-Stage Ultra Safe Reverse Osmosis Drinking Water Filter System Ultimate RO-PH90, Dimensions: 15" w x 7" d x 18" h

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APEC WATER #ad - System is designed, engineered and assembled in USA to ensure water safety & your health. Lifetime support & system warranty: Provides peace of mind with our lifetime support by certified WQA water specialist. Save money, odor, arsenic, as well as toxic fluoride, lead, bottled water.

2 years extended manufacturer warranty available upon registration. Ph enhanced: add 100% us-made high-purity calcium carbonate to effectively raise pH in the water for those who desire alkaline water. Supreme quality: built with super long-lasting 100% us made filters, RO-PH90 is the most durable system in the industry that lasts for decades. Equipped with premium faucet & parts: comes with 100% metal, plus jG Food grade tubing to provide safe, 100% lead-free luxury designer faucet, contamination-free pure water.

Wqa tested & certified: effectively remove up to 99% of contaminants such as chlorine, taste, clean, time and hassle of buying costly, VOCs, heavy metals and 1000+ contaminants. The original, top-notch JG Quick Connect fittings for easy and secure leak-seal. Provides unlimited ultra-fresh, nitrates, great tasting water right at home.
BrandAPEC WATER #ad
ManufacturerAPEC Water Systems #ad
Height18 Inches
Length7 Inches
Weight28 Pounds
Width15 Inches
Part NumberRO-PH90
ModelRO-PH90

4. EXPRESS WATER

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EXPRESS WATER UV Reverse Osmosis Water Filtration System – 11 Stage UV Water Filter with Faucet and Tank – Under Sink Water Filter with Alkaline Filter for added Essential Minerals 100 GDP

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EXPRESS WATER #ad - On demand support: support from experts who can answer any of your questions about your new water filter. Under sink water filter system: no need to mess with refilling or activating your Alkaline UV water filter system, Express Water’s water filtration systems automatically fill your water tank with high quality drinking water.

Express water’s quick and easy-to-understand design means you can install and understand everything about your new water filtration system. Uv water purification system: powerful uV Sterilization eliminates microorganisms like coliform, microorganisms, viruses, bacteria, E. Under sink water filter: don’t waste money on professional installation. Reverse osmosis water filter: experience what water should taste like with the Express Water reverse osmosis water filtration system removing up to 99. Included components: ultraviolet Sterilizer Uv Bulb 4 Gallon Water Storage Tank Tank Valve & More.

99% of lead, chlorine, nitrates, Bacteria, Fluoride, Arsenic, Calcium, and more. Leak detection: each under sink water filter includes an emergency leak stop detector that shuts off water flow when it detects unwelcomed moisture. Quality : rest easy with our 1-year on all Express Water Reverse Osmosis Water Systems. Coli, and more from your drinking water. Alkaline water filter: alkaline filtration System with Active Mineral Technology adds Calcium, Magnesium, Potassium, and other minerals to your body needs right in your water.
BrandEXPRESS WATER #ad
ManufacturerExpress Water #ad
Height5 Inches
Length19 Inches
Weight0.22 Pounds
Width15 Inches
Part NumberROALKUV10M
ModelROALKUV10M

5. iSpring

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RO Drinking Water Filtration System, 75 GPD, iSpring RCC7P-AK 6-Stage Reverse Osmosis System Under Sink with Alkaline Water Filter and Pump, TDS Reduction, pH+

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iSpring #ad - For indoor use only. As a result, a standard 5 stage RO system produces slightly acidic water with a pH of 7. Extended manufacturer upon registration, support from Atlanta GA USA. Clear see-through 1st stage housing makes filter inspection a snap. The ispring rcc7p-ak includes an additional sixth stage - an Alkaline Remineralization filter which restores healthy minerals and produces a balanced alkalinity, which gives the water a more natural taste than regular 5 stage RO water.

This under sink mounted water filter and water softener removes up to 99% of over 1, and more. 0 or below. The ro membrane removes not only harmful pollutants but also a few helpful minerals. High capacity reverse osmosis water filtration for safer, sodium, asbestos, fluoride, calcium, chlorine, 000 contaminants, including lead removes up to 98% of lead, arsenic, healthier water.

Pump power adapter: 100-240V 50/60Hz. With premium quality components ensure highest reliability and low maintenance for many years to come. Reverse osmosis requires high water pressure to force the impurities out of the water. Rcc7p-ak’s extremely durable electric booster pump ensures high efficiency, reliable, and consistent performance regardless of pressure variations; delivering the highest performance for an RO system with less waste water.
BrandiSpring #ad
ManufactureriSpring Water Systems #ad
Height18 Inches
Length15 Inches
Weight20 Pounds
Width8 Inches
Part NumberRCC7P-AK
ModelRCC7P-AK
Warranty1-year limited manufacturer warranty upon registration

6. iSpring

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White, Booster Pump and UV Ultraviolet Filter, iSpring RCC1UP-AK 100GPD Under Sink 7-Stage Reverse Osmosis RO Drinking Filtration System and Water Filter for Sink with Alkaline Remineralization

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iSpring #ad - Quality 7-stage filtration: this reverse osmosis ro water filtration system removes up to 99% of over 1, lead removes up to 98%, 000 harmful contaminants like chlorine, fluoride, calcium, arsenic, asbestos, sodium, and more. The 1st stage has see-through housing that enables convenient visual inspection of filter condition.

Ispring water softener is equipped with quality components to ensure reliability and low maintenance for many years to come. Uv filter stage: the uv stage comes with a smart flow Sensor Switch turns the UV unit on and off with 3 minutes delay automatically with water flow, saving power and lengthening the life of the UV lamp. Our water filter features 3 pre-filters to remove large contaminants and protect RO filter from chemicals RO filter to remove contaminants down to 00001 microns, and ak filter to finally restore just the right proportion of healthy minerals and a natural balance. Features: come with european-style brushed nickel kitchen faucet with the rust-free finish.

Booster pump: reverse osmosis produces filtered drinking water by pressurizing water molecules through RO membrane and leaving impurities out. Do-it-yourself installation: typically, with all parts included and instructions and videos. Equipped with an electric booster pump enables standard RO performance regardless of pressure variations; delivering higher throughput with less wastewater in comparing to pumpless models. Fits under a standard kitchen sink, simply push the tubing into quick-fitting connectors and lock; no threading pipes needed.
BrandiSpring #ad
ManufactureriSpring Water Systems #ad
Height25.5 Inches
Length17 Inches
Weight35.27 Pounds
Width14 Inches
Part NumberRCC1UP-AK
ModelRCC1UP-AK
Warranty1-year limited manufacturer warranty

7. iSpring

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ISpring RCC7AK-UV, 75GPD 7-Stage Under Sink Reverse Osmosis RO Drinking Water Filtration System with Alkaline Remineralization Filter and UV Ultraviolet Filter, NSF Certified

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iSpring #ad - Feed water temperature- 40-100 f 4 - 38 c. Please note, this RO system under sink does not come with a booster pump. Quality components ensure reliability and low maintenance for many years to come. With its advanced 11 watt uv stage, the rcc7ak-uv is a suitable option to deal with all kinds of water including well water and other unreliable water sources like lakes and streams.

Clear see-through 1st stage housing makes filter inspection a snap. Feed water ph - 3. 0 -11. 0 Feed water pressure - 45-70 psi. Certified to nsf/ansi 58, chlorine, 000 contaminants, arsenic, this reverse osmosis under sink mounted water filter and point-of-use water softener contains 7 different stages of filtration to remove up to 99% of over 1, calcium, fluoride, asbestos, including lead removes up to 98% of lead, and sodium and more.

Reverse osmosis ro removes not only harmful pollutants but also a few helpful minerals. If you need it, you may find rcC1UP-AK by searching B006X3YJKK. The alkaline remineralization ak filter restores healthy minerals and a natural alkaline balance, also producing a more natural taste that comes from the presence of the right balance of these minerals. Our unique flow sensor switch turns the UV unit on and off automatically with water flow, saving power and lengthening the life of the UV lamp.
BrandiSpring #ad
ManufactureriSpring #ad
Height18 Inches
Length15 Inches
Weight20 Pounds
Width8 Inches
Part NumberRCC7AK-UV
ModelRCC7AK-UV
Warranty1-year limited manufacturer warranty

8. EXPRESS WATER

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ROALK10DCG Reverse Osmosis Alkaline Water Filtration System – 10 Stage RO Water Filter with Faucet and Tank – Under Sink Water Filter – with Alkaline Filter for Added Essential Minerals – 100 GPD, Express Water

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EXPRESS WATER #ad - 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. On demand support: support from experts who can answer any of your questions about your new water filter.

Under sink water filter: don’t waste money on professional installation. Try additional filtration attachments including UV Water Filter, Deionization Water Filter, and more. Express water’s quick and easy-to-understand design means you can install and understand everything about your new water filtration system. Reverse osmosis water filter: experience what water should taste like with the Express Water reverse osmosis water filtration system filters up to 99. 99% of lead, fluoride, chlorine, Calcium, Nitrates, Arsenic, and more.

Customizable ro water filter system: express water home water filtration systems are fully upgradable and customizable with quick connecting fittings. Alkaline water filter: express water’s alkaline Water Filter with Active Mineral Technology adds Calcium, Magnesium, Potassium, and other minerals to your water. Leak detection: each under sink water filter includes an emergency leak stop detector that shuts off water flow when it detects unwelcomed moisture.
BrandEXPRESS WATER #ad
ManufacturerExpress Water #ad
Height5 Inches
Length15 Inches
Weight27 Pounds
Width14 Inches
Part NumberROALK10DCG
ModelROALK10DCG

9. EXPRESS WATER

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Antioxidant, pH+ – 10 Inch – Under Sink and Reverse Osmosis System, Express Water – 2 Pack Alkaline Water Filter Replacement – Mineral

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EXPRESS WATER #ad - Reverse osmosis filter replacement: experience what water should taste like with the Express Water reverse osmosis water filtration system filters out up to 99. 99% impurities. Ro water filter replacement: each express water replacement filter is specially designed to work together and compliment each other.

On demand support: support from experts who can answer any of your questions about your replacement water filters. Alkaline water filter: made with all-natural mineral resources, Express Water alkaline filters enhance your drinking water by boosting pH and Oxygen levels while adding essential minerals including calcium, potassium, magnesium, and more. Get the cleanest water and the best value in your reverse osmosis water filter. Replacement water filter: Express Water filters are made with the highest quality materials for long-lasting filtration and value.
BrandEXPRESS WATER #ad
ManufacturerExpress Water #ad
Height10 Inches
Length2.5 Inches
Weight3.9 Pounds
Width2.5 Inches
Part NumberFLTALKQ10-2Pcs
ModelFLTALKQ10-2Pcs

10. IONTech

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IonTech IT-750 Compact Under Sink Alkaline Water Ionizer And Filtration System- With Dual- Spout Countertop Faucet Dispensing Alkaline and Acidic Water Purified Of Toxins and Pollutants

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IONTech #ad - Modern design: compact under sink alkaline water ionizer unit with sleek, 1 spout for alkaline and one for acidic, sophisticated dual-spout, faucet also features a soft-touch 5-button control panel and indicator lights. Items included- this easy-to-install ionizer also comes with 1 dual faucet dispenser, tee connectors etc.

Activated carbon filter acf-1 pre-installed, all necessary parts for installation hoses, wrench, water pH at-home testing kit, clamp, 2 year warranty. Easy leaning and maintenance- under sink alkaline water filtration system automatically engages a 10-second electrolysis chamber cleaning after every use; When in need of a more thorough clean the Ionizer will alert you and by the press of the "clean" button a 2 minute cleaning cycle will clean the electrolysis chamber for you, this machine will also alert you with a light when the filter needs to be changed. Adjustable ionizer function: 5 premium high-tech precise titanium plates coated with platinum for powerful electrolysis/ionization process; 6 Water pH Levels, 4 Alkaline Levels, 1 Acidic Level, and 1 Pure Filtered Level; Customize pH level up or down with just a few button presses.

Thorough filtration: iontech it-750 purifies regular tap water by removing toxins and pollutants like chlorine, dirt and other impurities, pesticides, chlorine odor, creating delicious and clean drinking water; Includes safety setting that reverts back to daily drinking water after each use to avoid accidental consumption of acidic water machine.
BrandIONTech #ad
ManufacturerIONTech #ad
Height12 Inches
Length10 Inches
Weight8.82 Pounds
Width16 Inches
Part NumberIT-750
ModelIT-750