Manufactured in eco-friendly conditions, and made with coconut carbon, the 22006 Hydrologic BigBoy carbon filter is one of the most responsible ways for ensuring you get great water in your home. For up to six full months after installation, this filter will reduce more than 90% of chlorine taste and odor, while capturing sediment and dirt particles as small as 10 micron. Tested and certified by the Water Quality Association against NSF 42 standards. Sized 20 x 4.5. Order the eco-friendly filter that provides you with high quality water in your home by ordering the 22006 Hydrologic BigBoy carbon filter from us today!