The mortar is intended for waterproofing in all types of rooms with high humidity (baths, showers, etc.), for sealing internal and external surfaces of the tank and the pool, for sealing basement walls and foundation from the outside and after strengthening with glass fabric to waterproofing terrace and balcony in. Can be used for sealing mineral substrates with a maximum crack width of 0.4 mm. Substrates for covering with sealing compound may be: ordinary concretes, walls with ceramic, silicate, concrete elements, lightweight aggregate and cellular concrete, made for full joints, cement screeds, cement and cement-lime plasters.