Two 10" Big Blue Whole House Water Filter w/ Pleated Sediment & Carbon Filters ^ CLEAR BLUE TRANSPARENT HOUSINGS Two 20" Big Blue Whole House water filtration systems with Pleated sediment and CTO carbon block cartridges. 1" Brass Inlet / Outlet With Clear Blue Transparent Housings Excellent to remove Sediment, Chlorine, Odors and many other chemicals and contaminants. Effectively eliminates many impurities from tap water to offer sparkling clean and great tasting water throughout your whole house. Complete Systems with Filter Cartridges, Wall Brackets and Housing Wrenches.