SikaSeal® One Hour Caulk Usage Sealing and filling cracks and gaps prior to decorating. For use around skirting boards, ceiling cornices, window & door frames, stair treads & risings and fixtures adjoining walls. Filling damaged plaster. Advantages Fast drying - can be overpainted in 1 hour. Permanently flexible. Easy water cleanup. Excellent slump resistance. Packaging 300 ml Colour White