Rubber repair paste for sealing and repairing cracks and tears in roofs and gutters. To be used for repairing blisters in roofing. Application: Repairs of cracks in zinc roofs, steel plates, fibre cement boards, shed roofs, cement, stone, concrete, also terraces that have not been treated or sealed with a multilayer, bitumen or asphalt products before applying Rubson Liquid Rubber. For waterproofing joints and cracks in foundations and cellar floors before their treatment