10 Best Reverse Osmosis Water Filtration Systems 2024 in the US

1.

Trusted certifications: NSF/ANSI 58, 372, 42, FCC, EU, UKCA certified.

2.

8-stage filtration: Reduces TDS, chromium, PFAS, and more.

3.

Smart display faucet: TDS monitor and filter life tracker included.

4.

High capacity, low drain ratio: 600 gallons/day, 2:1 low drain ratio.

5.

Tankless design: Saves 70% under sink space, easy filter change.

1.

6-Stage Filtration System: Includes RO membrane, UV light, and remineralization filter.

2.

Countertop Design: No plumbing needed; uses a high borosilicate glass carafe.

3.

Power/Water Saving: Auto standby mode and efficient water use with 2:1 ratio.

4.

Filter Life Monitor: Displays filter service life and water quality for easy tracking.

5.

Certified Lead-Free: WQA certified against NSF/ANSI/CAN 372 for lead-free assurance.

1.

NSF/ANSI Certified: Certified for TDS reduction, chlorine, taste, odor, and lead-free materials.

2.

800 GPD Capacity: High capacity of 800 gallons per day with a 3:1 pure to drain ratio.

3.

10-Stage Filtration: Reduces PFAS, fluoride, heavy metals, salts, and radioactive substances.

4.

Smart Faucet: Displays TDS level and water quality; LED lifespan up to 50 years.

5.

Tankless Design: Stylish, space-saving design ensures consistent water purity.

1.

Supreme Quality: Designed, engineered, and assembled in the USA.

2.

99% Impurity Removal: Removes Chlorine, Fluoride, Arsenic, Lead, and more.

3.

6-Stage Filtration: Includes premium-grade calcium for pH enhancement.

4.

WQA Certified: Certified for treating tap and well water effectively.

5.

Noise-Free Operation: Guaranteed trouble-free, noise-free system.

1.

Certified by SGS: Tested against NSF/ANSI 58, EPA 537 standards.

2.

UV Purification System: Destroys 99.99% of microorganisms without chemicals.

3.

No Installation Required: Plug and play design, suitable for any location.

4.

High Efficiency: Achieves a 4:1 pure to drain ratio, saving water.

5.

Effortless Hydration: Provides 528 gallons of purified water, reducing waste.

1.

Supreme Quality: Designed, engineered, and assembled in the USA to ensure water safety and health.

2.

High Contaminant Removal: Uses technology that removes up to 99% of impurities including arsenic, chlorine, lead, fluoride, heavy metals, and over 1000 other contaminants.

3.

WQA Certified: Water Quality Association certified system with premium long-lasting filters suitable for treating tap and well water.

4.

Unlimited Clean Water: Provides unlimited refreshing and crisp tasting water, superior to bottled water quality.

5.

Top Rated Brand: America's No.1 rated water filter brand with a 20-year track record of trouble-free, noise-free systems for long-lasting, dependable, pure drinking water.

1.

1200 GPD Fast Power: High-speed tankless RO filter for instant pure hydration.

2.

11-stage RO Filtration: Includes 0.0001μm RO membrane, reduces TDS, PFOA, PFOS.

3.

Healthy Alkaline Minerals: Infuses alkaline minerals, adjusts pH to 7.5± for health.

4.

Smart & Elegant Design: Smart digital faucet with TDS display, easy DIY installation.

5.

Eco-wise Water Choice: 3:1 pure water ratio, long-lasting filters, BPA Free.

1.

High Water Production: Produces up to 1000 gallons of filtered water daily.

2.

Advanced Filtration: Reduces over 1,000 contaminants including lead, chlorine, and fluoride.

3.

Space-Saving Design: Tankless design for contemporary and space-saving installation.

4.

Effortless Filter Replacement: Click and lock filters for quick and hassle-free changes.

5.

Smart Panel: Features filter life monitor and alerts for filter replacement.

1.

NSF/ANSI 58 Certified: Ensures the system meets rigorous health and safety standards, removing up to 99% of over 1,000 contaminants.

2.

6-Stage Alkaline Filtration: Restores natural alkalinity and mineral balance of water, providing healthier and great-tasting mineral water.

3.

Low Maintenance: Features transparent 1st stage housing for easy inspection and long-life pre-filters for protection of the RO membrane.

4.

Easy DIY Installation: Designed for simple installation with clear manual and instructional videos, including quick-fitting connectors for a leak-free setup.

5.

High Capacity: Capable of producing 75 gallons per day, ensuring ample clean water for large families or busy households.

1.

Instant Hot Water: Dispenses hot water at 104℉-203℉ instantly.

2.

5-Stage Filtration: Reduces TDS, heavy metals, and other contaminants.

3.

Smart Display Faucet: Shows TDS level, filter condition, and has child lock.

4.

2:1 Pure to Drain Ratio: Efficient water use with low drain ratio.

5.

Safety Features: Includes heating protection and anti-scalding design.