The mounting backboard frame is constructed of top grade cedar wood. The front cedar frame is to be housed in a formed steel “U” channel for strength and rigidity. All steel components to be galvanized to resist corrosion. Scissor arms made from galvanized steel tubing are spring loaded to yield under misdirected or abnormal pressure. The vertical panels contain fiberglass stays, the top three (3) being in a “Z” pattern to keep the curtain straight at all times. Vertical panels have a double layer of fabric at the leading edge impact area and a 4′ wide x 14′ high yellow guide stripe to aide in spotting trailers. The header panel to have full height fiberglass stays and overlapping protective flaps at trailer impact areas. The header panel has elastic wind straps to keep the panel in position. All stay to be enclosed in multi-layer reinforcement pockets. Leading edges of vertical and header panels to have a sewn in foam bead for a tight seal. Double stitched , high strength twisted 4 ply 100% polyester bonded thread U.V. treated used for sewing throughout. All exterior front frame corners shall be trimmed with aluminum angle to provide a neat, clean finish. Unit shall be furnished with all necessary mounting hardware, galvanized to resist corrosion.