For many years the Minova resins have been used successfully to repair sewers and ducts. The resins and methods satisfy every demand and damage symptoms.
CarboLith PL, Component A is a special waterglass component with additives. Component B is a modified polyisocyanate. Component C is a blend of additives improving the components and regulating the pot life of the mixture.
The curing of component A results in a silicate. Simultaneously a solid polyisocyanurate/polyurea is formed from the component B. Together, they form an interpenetrating network and a tough-elastic resin.