iSpring RO400W1 400 Gallon High Capacity Under Under Sink Reverse Osmosis Drinking Water Filter System
$999.99
About this item
- High capacity: 400 GPD. Premium RO membrane provides longer filter life than most RO membranes on the market.
- With its 1st-stage 3-in-1 composite Sediment and Carbon Block filter and 2nd-stage advanced RO Membrane, RO400W1 effectively removes TDS, limescale, up to 99% of over 1,000 contaminants, including lead (removes up to 98%), chlorine, fluoride, arsenic, asbestos, calcium, sodium, and more. 3rd stage Carbon Block Filter further enhances the taste of the filtered water. Enjoy all the benefits of drinking clean and healthy water.
- 2:1 Pure water to waste water ratio: More pure water generated than water water. Energy efficient and cost effective.
- Sleek tankless design saves more under-sink space than traditional RO water filtration systems.
- Dynamic LED display shows real-time filter usage status. Built-in TDS indicator helps you monitor water quality 24/7.
- Thanks to its reinforced integrated water route design, leak-free DIY installation and filter change are greatly simplified, much easier, and truly time-saving.

iSpring RO400W1 400 Gallon High Capacity Under Under Sink Reverse Osmosis Drinking Water Filter System
$999.99- Availability: In Stock
- Model: RO400W1
- Manufacturer: iSpring
Bill Manfredi | 
2019-11-30
This is the best RO system I have had. The system uses quality parts and was easy to install. The water where I live is very hard and has 436 ppm dissolved solids before purification and is 12 ppm after RO purification for a 97%+ rejection rate. The water taste great and the system looks great.

2019-11-30
This is the best RO system I have had. The system uses quality parts and was easy to install. The water where I live is very hard and has 436 ppm dissolved solids before purification and is 12 ppm after RO purification for a 97%+ rejection rate. The water taste great and the system looks great.
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