SECIFICATIONS: FILTRATION SIZE : 5 micron nominal filtration for removal of sediment, dirt, rust, and suspended solids. MATERIAL : Carbon Block Filtration Reduces Chlorine, Chlorine By-Products, Bad Taste & Odors, Turbidity, Exceptionally low pressure drop. FEATURES : High dirt holding capacity. Excellent chemical contaminant reduction. High Adsorptive Capacity and Efficiency. NSF and WQA certification for Material Safety.