This 6mm floor tile backer board prevents mould and moisture damage in wet areas.It has a pre-primed water resistant acrylic surface, meaning you can get tiling straight away without risking problems with moisture and mould later on. It's also non-combustible and helps cut noise transmission.The board is up to a third lighter than traditional cement boards, making it faster to fit without power tools, pre-drilling or special fixings.Glasroc H TileBacker 6mm is ideal for floors in bathrooms, kitchens, and any areas that are exposed to moisture in the air or direct splashes of water.