Next Generation Tankless Reverse Osmosis Systems

Filtered Hawaii is an authorized distributor of Waterdrop products. We stock select vetted products locally and have a team of highly experienced installers to service the island of O‘ahu.

A Black Waterdrop 1600G water filter with a separate black tap handle.

X16 Reverse Osmosis Undersink

$1,499

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  • 11-stage filtration 

  • Flow rate 1600 GPD

  • UV light filter purification

  • Tankless design

  • Remineralized 7.5 alkaline water

  • Smart display for real-time TDS monitoring & filter life updates

  • Removes up to 99% of contaminants

  • Efficient Pure-to-Drain Wastewater ratio of 3:1

  • 2-year Manufacturer Warranty

Waterdrop 1200G RO water filtration system with a sleek metal faucet.

X12 Reverse Osmosis Undersink

$1,099

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  • 11-stage filtration 

  • Flow rate 1200 GPD

  • UV light filter purification

  • Tankless design

  • Remineralized 7.5 alkaline water

  • Smart display for real-time TDS monitoring & filter life updates

  • Removes up to 99% of contaminants

  • Efficient Pure-to-Drain Wastewater ratio of 3:1

  • 2-year Manufacturer Warranty

A water purifier with a digital display, three knobs labeled CB, CF, and RO, and a small UV sterilizer on the side.

G3P800 RO Undersink

$849

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  • 10-stage filtration 

  • Flow rate 800 GPD

  • UV light filter purification

  • Tankless design

  • Remineralization optional add-on

  • Smart display for real-time TDS monitoring & filter life updates

  • Removes up to 99% of contaminants

  • Efficient Pure-to-Drain Wastewater ratio of 3:1

  • 1-year Manufacturer Warranty

Waterdrop countertop water filtration system with a digital display and a sleek silver faucet.

K6 RO Hot/Tepid Undersink

$699

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  • 5-stage filtration 

  • Flow rate 600 GPD

  • NO UV light filter purification

  • Tankless design

  • Remineralization optional add-on

  • Smart display for real-time TDS monitoring & filter life updates

  • Removes up to 99% of contaminants

  • Efficient Pure-to-Drain Wastewater ratio of 2:1

  • Instant hot water

  • Limescale filter

  • 1-year Manufacturer Warranty

Waterdrop under-sink water filtration system with three dials and a digital display, connected to a faucet with a digital control.

G3P600 RO Undersink

$549

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  • 8-stage filtration 

  • Flow rate 600 GPD

  • NO UV light filter purification

  • Tankless design

  • Remineralization optional add-on

  • Smart display for real-time TDS monitoring & filter life updates

  • Removes up to 99% of contaminants

  • Efficient Pure-to-Drain Wastewater ratio of 2:1

  • 1-year Manufacturer Warranty

RO Certifications

Table listing model numbers WD-X16, WD-X12, WD-G3P800-W, WD-G3P600, WD-K6-W with certifications from IAPMO R&T and third-party laboratories for water treatment devices.
Comparison chart of four reverse osmosis water filtration systems, including flow rates, pure to drain rates, features, and filter lifespan.

Which Filter is Right for You? 

The X16 and X12 let you dial in the # of ounces to dispense at the fastest rate and give you 11-stage filtration. The G3P800 features a traditional gooseneck faucet with fast flow 10-stage filtration, and the K6 makes instant hot water with 5-stage filtration. Choose the best model for your lifestyle needs and budget. There’s a system for everyone.

Why “Reverse Osmosis” is the gold standard of water filtration

A table comparing contaminants above health guidelines and other detected contaminants, with checkmarks indicating detection in two methods: Activated Carbon and Reverse Osmosis. Highlights include Arsenic, Chromium (hexavalent), Nitrate, and Fluoride.

This is what’s NOT filtered out by your water filter

Shop RO systems

W A R R A N T Y I N F O R M A T I O N

 G3P600 and G3P800 systems come with a 30-day satisfaction guarantee and a 1-year warranty. If you are not happy with the order or any part of it which fails due to a defect in materials or workmanship, you can return the product within the warranty period for a full refund.

Waterdrop offers a 2-year warranty and lifetime technical support for their X Series Pro Reverse Osmosis System. They also provide a 30-day money-back guarantee and a 1-year manufacturer warranty for all their products

Limited Product Warranty