Quick Dam Flood Gate seals off entryways from flood water, Fits Openings 35in - 40in Adjustable gate fits 35 inch -40 inch opening doorways to prevent flood water from entering. Easy to install, use, store & transport Creates a water tight seal & installs in only 2 minutes Sturdy 26 inch steel door barrier covered by a 7 mm thick neoprene sleeve which, when expanded creates a waterproof seal between it and the doorway No modifications or alterations needed This is an O.E.M. Part