Wedi Building Panel 4" x 5' x 1/2" Waterproof Tile Backer Board- 50 Sheet Pallets OnlyThe wedi Building Panel is made using the latest manufacturing technology and highest material quality. They are waterproof, lightweight, easy and clean to cut, and still incredibly strong. They bond well for use with any thin set mortar application. The wedi Building Panel can be tiled with ceramic, glass, or stone in all sizes, from mosaic to large format tiles. Large and thin tiles especially benefit from the durability, and even surface wedi