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Residential 4-Stage Reverse Osmosis Under-The-Sink Water Purifier

Remove Water Impurities For The Ultimate Health, Beauty, Convenience, Efficiency. 


Introducing the only risk-free, hassle-free custom Reverse Osmosis Water Purification System for your home or apartment that removes 99.9% of impurities and comes with the top quality, made in the USA components, filters and membranes from the most reputable manufacturers.

We have been selling residential RO Systems for the past 30 years. This 4-Stage RO Purifier is our #1 seller and the highest quality system on the market that is virtually worry-free and hassle-free!

  • Keeps water at the right alkalinity and a healthy pH balance with no need for additional, expensive components. Save money!
  • Removes 99.9% of cancer-causing impurities like lead, mercury, chlorine, and 65 others making you feel vibrant, energized and healthy. Restore health!
  • Easy to install or disassemble for when you move.
  • Hassle-Free - Don't worry about replacing filters or membranes for at least 36 months. 
  • Made in the USA


Eliminate the need to buy contaminated bottled water, expensive water jugs, constantly refill pitchers, replace expensive filters...FreePurity is a set it and forget it system!

Product Details:

• 36 Gallons Per Day Capacity
• TFC (Thin Film Composite Membranes)
• 1/4” From tank to faucet
• PENTEK (Ametek housings)
• Auto shut off
• Omnipure, KX, Osmonics Filters (Premium)
• Desal membranes
• John Guest Fittings
• Tank ball valve
• Drain connector
• Supply feed
• 5 year warranty on NSF 3.2 gallon storage tank
• Lifetime warranty on NSF/Prop 65 lead-free, faucet

We do not import any components where most of our industry does, this prevents leaks and need to replace parts or filters often. This is truly the only system you will need to install under your sink. 

Bought the FreePurity System but aren't sure if and when to replace filters? Handheld Water Quality TDS Meter will keep track for you. We include these with every purchase

100% Satisfaction guaranteed. We will make sure you are happy with your purchase or your money back! Order today risk-free. Free Shipping!