... medicinal preparation .... First, product outline:The Concrete waterproofing agent is the inorganic nature rigid water-repellent. This medicinal ... , drenches, leaks, infiltrates and so on each kind of different flood project the need. Is suitable in each ... not segregate, not weeping.4th, when does not need to enhance the intensity, may reduce the cement ... to the steel bar Concrete waterproofing agent