800x700mmm Rounded Sliding Windows Thick Tempered Glass UV Resistant Black Aluminum Alloy Frame with Screen for Caravan Camper Trailer RV for 33-38mm Wall Thickness Item Type: Rounded Sliding WindowsMaterial: Aluminum alloy + rubber + tempered glassOverall Dimensions: Approx. 830x730mm/32.7x28.7inMounting Hole Size: Approx. 800x700mm/31.5x27.6inApplications: Tinted windows with insect screens protect your privacy and ensure that the sun does not heat the interior of your motorhome, fully sealed windows keep your camper cold in the summer and warm in the winter, used in storage compartments, living rooms, lounges or anywhere windows are needed, can be used for your campervan trailer retrofit, etc Application: Suitable for camper, trailer, RV, mobile home, engineering vehicle and other locations that require windows