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All Systems are made with the highest quality
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Satisfaction Guaranteed !

APEC's ULTIMATE reverse osmosis water filters are designed to turn your home's tap or well water into ultra safe, ultra pure, great tasting drinking water. They can provide you with unlimited clean water for cooking, drinking, ice & coffee making, baby-formula, pet feeding, beauty washing, and many dietary/medical uses.

The reverse osmosis water purifier protects you from the harmful effects of lead, heavy metals, chlorine, chemical contaminants, pesticides, pathogens, bacteria, virus, and even radioactive materials.

Residential Products
  Model Name
Minimum Home Pressure
Click on pictures for details
Click to see details of ULTIMATE Reverse Osmosis Water Filter System !




regular $385
Sale $299

Standard tap water pressure

 40 psi 

Our most popular drinking water system! 5-stage ULTIMATE Reverse Osmosis System perfect for average homes (1-6 people) on municipal water. 
Fully automated, highest quality, ultra durable, low maintenance, fits snugly under sink. View details
Click to see details of ULTIMATE Reverse Osmosis Water Filter System !

High Flow
75-90 GPD

regular $425
Sale $339

Standard tap water pressure

 40 psi 

A higher flow 5-stage ULTIMATE Reverse Osmosis system for larger homes, small offices (6-10 people) on municipal water. 

Fills up storage tank twice as fast as the Standard 45 gpd system. View details

Click to see details of ULTIMATE Reverse Osmosis Water Filter System !


Low Pressure
45-90 GPD

regular $485
Sale $399

Lower tap water & well water pressure

 30 psi

When you have low water pressure (30-50 psi) or want to upgrade performance. Suits city-water & well-water homes and international customers.

5-stage ULTIMATE RO System comes with a non-electrical permeate pump, saves 4 times more on waste water & fills tank up to 5 times faster. View details

Click to see details of ULTIMATE Reverse Osmosis Water Filter System !


Extremely Low Pressure
36-45 GPD

regular $525
Sale $439

Extreme low (international & well water) pressure

 0-30 psi

For very low or no water pressure (0-30 psi) applications.

Booster-pump operated, commonly used by overseas customers whose city water provides low or no pressure. View details

Click to see details of ULTIMATE Reverse Osmosis Water Filter System !


75-90 GPD

regular $355
Sale $259

Lower tap water pressure 

35 psi

A dream system for mobile people! 

Light weight, portable, no installation, complete 4-stage ULTIMATE RO, manual shut-off allows user to store as much water as needed in any container. Hook up to any faucet. View details

Click to see details of Ultra Reverse Osmosis Water Filter System !
Healthy and Convenient! Our Featured R.O. Drinking Water Filter System


We are proud to be the authoritative website of Information on water quality solutions, water purification by reverse osmosis. Reverse osmosis water filters and purifiers can remove contaminants caused by industrial and agricultural water pollution and water contamination to provide safe and pure drinking water. Many of our top quality home reverse osmosis water filter systems and electronic water softeners are currently on sale. Did you know, reverse osmosis water filtration is the most thorough method of water purification. We have been promoting reverse osmosis for 18 years. Our team of reverse osmosis experts is here to serve you! Reverse osmosis purifiers are our business.

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APEC Reverse Osmosis Water Filters
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Reverse osmosis products
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Reverse osmosis filter necessary?
RO-45 water filtration symmaryUltra R.O. reverse osmosis contaminant removal performance
Countertop reverse osmosis systems
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Lead removal portable water filter

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CT-1000 countertop water filters
Portable & specialty water filtration