Tag: plywood

  • Warning: Marine Plywood Not For Mosaic

    Warning: Marine Plywood Not For Mosaic

    Marine plywood cannot be used as a mosaic backer for outdoor and wet mosaic. Yes, marine plywood can withstand the outdoors and wet days for many years, but it is completely unacceptable as a mosaic backer because it swells and contracts with changes in humidity in the outside air. That amount of swelling and contracting…