Bostik Tuf As Nails Water Based (WB) is a specially formulated non-toxic high strength acrylic stud adhesive designed to minimize nail and screw popping caused by timber shrinkage or frame movement if applied in accordance with AS 2589-1983. Bostik Tuf As Nails WB reduces the quantities of nails and screws required to fix plasterboard, therefore reducing the fastener head stopping and finishing requirements.