3M Super 77™ Multipurpose Adhesive Spray

14.1 oz. Fast, aggressive tack for strong, permanent bonding Up to 185 square feet of coverage Bonds in 15 seconds to 30 minutes Clear color Creates a firm bond on drywall, plaster, concrete, foam and cardboard. Spray each tile with an even coat. For temporary bond, spray just the tiles. For a permanent bond, spray both the tile and the wall surface. Let tile set for 30 seconds in place. A combination of spray adhesive and pins to help set tiles in place work well.