Hello, The TV unit designed for you is designed to be convenient and stylish, and in a way that you can store many items. and it will look like a whole with your home. And the construction price would be reasonable. My advice is to use a minimum of 16mm board. I offered you two alternatives for the panel behind the television. whichever suits your personal taste. If you want the back of the television panel, such as wood or wallpaper can do. I wish you happy days ...