Premium Material: VEVOR concession window for food truck, overall dimensions: 37*37*3 Inch/943*943*80 MM, installation size: 36*36 Inch/915*915 MM, is constructed with an aluminum alloy frame with 0.05 inch / 1.2 mm thickness, ensuring durability, sturdiness, and longer service life. Using the baking varnish craft, food truck window looks elegant and sleek. Easy to Open: Equipped with two pneumatic levers, concession serving window designed for easier and more comfortable lifting. The included awning keeps out heavy rain, sunlight, and thieves. The maximum angle can be maintained at 85 degrees. Security Support: Concession window w/awning features an integrated design of handle and lock that can close the window tightly and avoid your licensed trailer windows from theft. Increasing a sense of security in your truck during transportation or parking. Double Waterproof Strips: VEVOR concession window, The double-layer waterproof strip is specially designed to provide a proper seal and avoid water from entering the dining car on rainy days. Versatile Use: High-quality food truck equipment that can let you have quick and efficient access to your customers. VEVOR concession sliding window, widely used in food trucks, concession stands, catering trucks, BBQ trailers, mobile catering units, etc.