Security Boss Storm Door Pet DoorSpecial Cut Down Pet Doors for Storm Doors & Overhead Garage Doors The Storm Door Pet Door by Security Boss Manufacturing features a heavy duty frame that will fit thinner applications such as storm doors or thin panels. This model has a single flexible vinyl flap that is UV treated to prevent discoloration or warping and is also heat treated to minimize shrinkage in cold weather environments. All Security Boss products are hand built to order. Storm