Horizontal Sliding RV Window 27.6 X 17.7in Black UV Resistant Window for Caravan Camping Trailer RV Applicable Wall Thickness: 43 to 48mm / 1.7 to 1.9in Item Type: Horizontal Sliding RV WindowProduct Material: Aluminum alloy frame + tempered glass + rubber seal ring Window Dimensions: Approx. 730 x 480mm / 28.7 x 18.9in   Installation Hole Size: Approx. 700 x 450mm / 27.6 x 17.7in  Application: Tinted Windows with insect netting can protect your privacy and ensure adequate sunlight does not heat the interior of your RV. Fully sealed Windows can keep your camper cold in summer and warm in winter. They can be used in storage, living room, lounge or any location where Windows are needed Fitment: Applicable for camper trailer RV mobile housing engineering car and any need for Windows