GoBoard Tile Backer Board 1/2" x 3' x 5' - 7 Piece Package GoBoard is a durable, ultra-lightweight, waterproof tile backer board that can be installed in residential and light commercial tile applications. Packaging 1/2" x 3' x 5' sheet panel 7 panels per package GoBoard Tile Backer Board Applications Tile installations Showers, kitchens, tub surrounds, basements Steam showers/rooms, when used with a vapor barrier Use to construct your own benches, seats, shelves, vanities, countertops, tub surrounds and curbs For residential and light commercial tile applications Advantages Lightweight - carry 4 times the amount of boards Easy to handle Ready to tile on the same day of install Engineered to be dependable even though it’s much lighter weight than cement and other heavy boards Built-in waterproofing Only need to seal the board joints and fastener locations for a waterproof tile assembly Adds additional insulation to the assembly Cuts easily with just a score and snap using a basic utility knife Cleaner install compared to cement board The exterior face is comprised of proprietary coated fiberglass mats that provide excellent bonding and stiffness The core is made from high-density polyisocyanurate (“polyiso”) closed-cell foam, providing strength, durability, and waterproofness GoBoard’s high-density polyiso core leads to product compressive strengths of >200 psi for 1/2 inch, resulting in Robinson Floor Test (ASTM C627) ratings of Light Commercial Suitable Substrates (Interior Only) Wood or metal studded walls Masonry, brick, or concrete