Brainerd 126361 Beadboard Quad Toggle Switch Wall Plate / Switch Plate / Cover Your local sawmill and 84 Lumber supplier has sturdy beadboard but it can also be ordered online.
Brewster 144-59016 Destinations by The Shore Beadboard Wallpaper, 20.5-Inch by 396-Inch, White When you have small spaces, a beadboard wallpaper can be a great substitute for real wood!
Parkland Plastics PMAX2001P PolyMax Wainscot Planks For baths and sunrooms, consider beadboard made of resins and polystyrene for no warping