Replacement Chlorine, Taste & Odor Reduction Media for Tier1 Eco and Precision Series Whole House Water Filtration SystemsReplacement Chlorine, Taste & Odor Reduction Media for Tier1 Eco and Precision Series Whole House Water Filtration Systems. The Carbon media is an essential part of your Tier1 whole home filtration system and reduces Chlorine, taste, and odor to provide more clean water. Tier1's proprietary carbon media blend provides up to 600,000 gallons of clean, great tasting water. This media can be used in various other whole home systems effectively. Tested to