Tank Farm

External Floating Roof Tank consists of a cylindrical steel shell equipped with a roof that floats on the surface of the stored liquid. Internal Floating Roof Tank has both a permanently fixed roof and a floating deck. Domed External Floating Roof Tank, is typically an external floating roof tank that has been retrofit with a domed fixed roof. Vertical Fixed Roof Tank, consists of cylindrical steel shells with permanently affixed roofs that are either dome-shaped or conical. Vertical fixed roof tank shells are usually constructed of steel. Horizontal Fixed Roof Tank could be steel, steel with a fiberglass overlay, or fiberglass-reinforced polyester. These tanks are constructed for both above-ground and Underground Storage, with the axis parallel to the foundation.