WATER & COFFEE FILTERS Water quality is important in the workplace, and water filters are an affordable alternative to bottled water. Coffee is 99% water, and filters remove the chlorine and other particulate matter, that shorten the life and makes coffee taste bitter. Casper Coffee Company has a selection of filters to address many different water conditions. By comparing features, you can make a decision on which filter is right for your needs. OCS - micron precoat filter rated for chlorine, taste and odor, dirt, asbestos and cyst reduction, with scale inhibitor. 2CB5-K - 5 micron carbon block filter with KDF media for chlorine, taste and odor reduction, scale and slime control. 4K-Plus - micron precoat filter rated for chlorine, taste and odor, dirt, asbestos, cyst reduction, scale and slime control. OW4-Plus - micron percoat filter rated for chlorine, taste and odor, dirt, asbestos, lead and cyst reduction with bacteriostatic protection, scale and slime control. OW200L – micron precoat filter rated for chlorine, taste and odor, dirt, asbestos and cyst reduction with lead and trihalomethane reduction. Water filters should be changed 2 to 4 times per year to provide the best protection. All prices include use of filter head, installation and filter exchange.