Features: 1) Using the advanced zinc-plated board, it is strong and beautiful 2) Clear and durable wooden line, long color-fastness 3) Resists atmosphere corrosion, bears ultraviolet ray, fire-retardant 4) Low noise, light weight, lifelike design, easy to wipe 5) It is a solid polyurethane foam on storey, which can keep warm and increase the sound insulation result 6) Sealed rubber tube at door bottom, insulates against heat and defends wind