The Schroeder Industries Bulk Diesel Filter Series Gen. 2 is designed to provide premier, single-pass filtration for applications requiring fuel dispensing and fuel transferring. The Bulk Diesel Filter (BDF) Series Gen. 2 includes Schroeder’s patented, quality-protected, GeoSeal element filtration. It comes in two standard configurations: a two-filter fuel-water separator and particulate filter configuration (BDF1) or in series with two fuel-water separators and particulate filter configuration (BDF2).