July 2, 2008

How To Choose Home Water Purifier Systems

by Trent Barrett

Home water purifier systems are significantly more involved than simple home water filters. While a filter can easily be attached to your faucet by you, a home water purifier system will likely require a professional to install it, and will take up a significant amount of space under your counter or in another location convenient to your faucet. When you choose one, therefore, you'll have to think about the cost and space required by the system as well as how the system itself works. The best home water purifier system is always the one that works best for you.

When considering home water purifiers, you'll want to learn about their filter systems. Do you need to change filters frequently? This is an issue for some filter types, and it's important not just because of cost but because of the convenience factor. If you neglect to change your filter frequently enough, the water you drink just before filter changes could be more contaminated than unfiltered water. If you're the sort who will put off such tasks, you should probably invest in a system that does not require changes.

Which contaminants do you need to remove with a home water purifier? Home water purification systems all remove different contaminants and contaminant types, from biological contaminants to heavy metals. You should be absolutely certain that your chosen filter type removes the contaminants that are a problem for your water. The good news: a reverse osmosis system removes almost every type of contaminant, and though it delivers a relatively small quantity of water daily (about 15 gallons) it's more than enough for your drinking water requirements.

How much does the home water purification system cost? Cheap systems are simple and attach directly to your faucet; they remove contaminants by filtering water through activated carbon, but don't get much. On the high end, industrial-grade UV systems destroy all biological contaminants, like bacteria and amoeba, far more effectively and safely than chlorine, but can cost over a thousand dollars. Most systems run around $200 or a little more, but installation may cost you more if you need to have a plumber or other professional install it. Offset the cost with an assessment of how much your bottled water is costing you. Also, if you're examining a shower filter, your filter will save you money in quality shampoos and body soaps; these filters remove drying and damaging chlorine, and will help your expensive bath products work the way they're supposed to.

You'll find four basic types of home water purification systems. Reverse osmosis systems are best for most needs, and keep purified water in a tank beneath your sink after contaminants have been filtered out with an osmotic membrane; they often include a UV purifier and an activated carbon filter as well. UV systems eliminate biological contaminants, making them perfect if you depend on "country" water instead of a municipal supply. Activated carbon filters are cheaper, but remove a limited number of contaminants and need fairly frequent changes. Finally, a KDF-55 filter acts in your showerhead to remove those contaminants, soften water, and eliminate chlorine. Understanding the differences between these different filter types will enable you to make an intelligent choice about which is right for you.

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Filed under Nutrition by Trent Barrett

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