GOLDENROD (495-3/4) Bowl Fuel Tank Filter with 3/4" NPT Top Cap See-thru Bowl has an easy to use sediment drain valve and allows for visual monitoring of fuel flow Maximum recommended flow rate of 25 GPM (gravity flow rate is approximately 5 gpm with a 24 inch head); working pressure up to 150 psi 366 sq. inches of filter surface for efficient action Standard filter for use with common fuels including regular and unleaded gasoline, diesel fuel, fuel oil, and related additives including methyl, ethyl, and isopropyl alcohol (also compatible with biodiesel blends up to 20 percent) Removes microscopic particles (10 microns) of rust, sand, dirt, scale, and lint Zinc die-cast top cap with 3/4" NPT pipe fittings