Down flow system designed. Patented fiberglass reinforced tank. Brass, Lead Free Plumbing Connectors 3/4″ or 1″. Removes Chlorine Taste and Odor. Premium water efficient control valve. Does not use harsh chemicals. Fully automatic operation and simple programming. Washed gravel under bed provides extra filtration and enables proper cleaning of filter media. Resin Tank Size: 8″ x 44″. Gravel under bed: 0.2 cu ft. Media:1.0 cu ft of activated carbon coconut. Maximum Operating Temperature (Fahrenheit). The item “Whole House Backwash Filter withClack WS1 Control Valve and 1.0 Cu Ft of Carb” is in sale since Tuesday, March 19, 2019. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Water Filters”. The seller is “giantwater” and is located in Miami, Florida. This item can be shipped to United States.