Toupret Plaster of Paris filler for filling, plastering, moulding or bedding. Suitable on surfaces such as concrete, cement, brick, stone, plaster and cellular concrete - inside or out (must be over painted when applied outside). It can be over painted with any standard decorative coating. Mixing; 0.75 litre of water per kilo of powder (working time approx 10-15 minutes). For bedding: 0.5 litre of water per kilo of powder (working time 5-8 minutes). Overcoat when dry, normally 24 - 72 hours on average.