HIGH PERFORMANCE? : The frame of this RV sliding window is made of high-quality aluminum alloy, which is durable and has good impact resistance. The glass window is made of double-layer acrylic, which has good UV protection and strong pressure resistance. Professional Design? : Our RV windows are equipped with support rods that can be pushed open to two angles, up to 85 degrees. Provides you with good ventilation and cooling in hot weather and protects you from rain and cold weather. Flexible Installation? : RV sliding windows are a new structure for RVs and mobile homes. Different installation frames are suitable for different wall thicknesses, and the total applicable wall thickness range is: 25-35mm. The installation is simple and convenient, which can greatly save installation time. Multiple working modes? : This car window is equipped with high-strength fiberglass gauze curtains and sunshades, which have the functions of opening and closing, ventilation, light transmission, sunshade, anti-bird and animal protection, sound insulation and heat insulation, and privacy protection. Scope of application? : This camper window is suitable for most vehicles, such as RVs, trailers, modified vehicles, special vehicles or buildings, etc. Modify your car to make your journey more comfortable. 1Exterior Window -1Inner Window -1Outer Window Frame -4Buckles -20Exterior Window Mounting Screws. Professional installation is always recommended. Please cut the top folding window according to the actual size of the skylight. Before installation, measure the installation dimensions and installation radiant repeatedly to ensure accurate installation.