Toupret Multi Purpose Filler, Joint and Face Filler for surfaces such as Gypsum plaster, plaster tiles, plaster board and drywall lining. White in colour this filler adheres to old painted surfaces. For interior use this filler is an ideal for filling holes and cracks up to 5mm deep. Can be used as a joint filler or onto cement, concrete, cellular concrete, breeze blocks, brick, masonry and stone. Drying time: Absorbent surfaces 12 - 24 hours, other surfaces 24 - 48 hours. Mixing; 0.38 - 0.42 Litres of water for 1kg of powder. Working time: 45 mins.