1) What components does the 4-stage reverse osmosis system include.

1. A membrane made by FilmTec, a subsidiary of Dow Chemical. These have the highest rejection rate, are the fastest flowing, and the longest lasting. It has a Thin Film Composite (TFC) membrane, rated at 36 gallons per day (under ideal conditions). FilmTec is the "Rolls Royce" of all membranes made in America. It has a reputation for resistance to bacteria and chemicals, and usually lasts 2 or 3 times longer than other brands. It also has the fastest water production in the industry -- ideal for areas with low water pressure or with highly contaminated water. The FilmTec membrane is the only one with FDA approval of its materials. In addition, FilmTec gives you a warranty of three years, which will be pro-rated according to the number of months which you have used it. For more information about the FilmTec membrane, please Click Here.

2. The Matrikx +1 1-micron Carbon Briquette Prefilter will handle
20,000 gallons of chlorinated water before it needs replacing. It is
manufactured by KX Industries which sells more carbon briquette filters than any other company in the world. For more information about the Matrikx Prefilter, please Click Here.

3. The Purtrex 5-micron sediment prefilter which removes dirt,
sediment, sand, and particulates from the water. It will last for years but we recommend that you replace it in three years. It is manufactured by Osmonics, one of the largest water filtration companies in the world. For more information about the Purtrex Prefilter, please Click Here.

4. The 3.1 gallon tank (usable volume) is made by Amtrol, the
world's largest tank manufacturer and the originator of the bladder tank.
Amtrol warranties its tanks for five years. For more information about the Amtrol tank, please Click Here.

5. Our Ametek brand filter housings are made by Plymouth Products, a
subsidiary of U.S. Filter/Vivendi -- the world's largest water filtration
company (which also owns Culligan).

6. We also include a long-reach, lead-free faucet manufactured by
TOUCH-Flo, the world's largest manufacturer of R.O. faucets.

7. We provide all component parts, including fittings, an automatic
shut-off valve, inlet and drain saddles, and 25 feet of tubing. We also send you a set of installation instructions.

Product comes assembled with easy to understand installation instructions. If installation is a problem, you can call a plumber in your area.

These components are interchangeable components. Many manufacturers engineer R.O. systems which not only require you to replace parts frequently, but also require you to purchase their components which are more expensive than other brands. Our filters and other parts are all standard sizes which are available at thousands of retailers at competitive prices.