Heavy-duty reinforced steel construction for long term durability. This steel tank is designed for holding and transporting most liquids. Lockable cap and coupler allow outside venting. 2" NPT reinforced bungs and tie-down bar for stability. Rectangle, 45-1/4" L. x 24" H. x 23-1/4" D., 100 gallon capacity. Tanks are regulated by State law. Contact the local Fire Chief or State Fire Marshal for local codes. Tanks meet D.O.T. requirements for combustible fuels.