Toupret Fibarex is a Multi-purpose exterior filler with added fibers to strengthen the repair. Strong adhesion to surfaces and easy to sand, ideal for filling and repair of holes and cracks of any size. For use on interior or exterior substrates such as plaster, previously painted surfaces (excluding water-proofing coatings), cement, concrete, breeze blocks, brick, stone, glass and earthenware tiles. Use as a gap filler, filling holes and indentations, concrete bubbling, and as a skim coat if required. Fibarex sets in 30 mins and can be over coated when fully dry, minimum drying time 24 hours. For a thick consistency: 40% of water, 0.4 litre of water per kilo of powder.