Water Filters

Epinions: Water Filters - Consumer-generated reviews, buying tips and advice, ratings, price information, and searchable in a variety of ways from price to product type.
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HowStuffWorks: Charcoal Filters - What is activated charcoal and why is it used in filters?
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Treatment Systems for Household Water Supplies - Activated Carbon Filtration - 1992 article from the North Dakota State University Extension Service explaining in detail what activated charcoal systems can and cannot do.
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Home Water Treatment Using Activated Carbon - Discussion and guidelines from a 1997 article from the Michigan State University Extension.
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HowStuffWorks: Reverse Osmosis - How does reverse osmosis work to purify or filter the water?
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Water Treatment Equipment: A Buyer's Guide - Helps consumers know what to look for when considering water treatment equipment.
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Shower Filter Comparisons - Presents facts about the different varieties, as well as their features and benefits.
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Water Filter Comparisons - Presents compiled data on 10 products on the market. Comparison based on each product's initial purchase price, the quality and ongoing cost of the water they produce, ease of installation and ongoing maintenance requirements.
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Water Filters Guide - Offers information about water filters and filtration methods, and buying tips.
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