UltraTech 48″ X 36″ X 18″ Drain Guard removes waste from storm water before it can become a problem in the water system. It is ideally designed for industrial facilities that keep oil and other contaminants from entering storm drains. It also capture eroded soil and wind-blown debris from construction sites and also collect oil, fuel and other contaminants from parking lots and retail facilities. It removes up to 0.87 Gallon of hydrocarbons as well as dirt, sand and other contaminants with 80% sediment removal efficiency. It meets NPDES and 40 CFR 122.26 (1999) regulations.