The mcr mineral wool Dunaboards are factory-coated with one layer of either the mcr Polylack F or the mcr Polylack Elastic paint. They are designed for fire sealing of installation penetrations using the mcr Polylack technology.

mcr Polylack W water-based intumescent paint system is used for fireproofing of steel structures inside building objects.

The mcr Polylack A solvent-based intumescent paint system is used for fireproofing steel structures in the building industry.

The mcr Polylack Wood Transparent solvent-based intumescent paint system is designed for fireproofing wooden construction parts, such as rafters, posts and transoms, as well as interior design components: solid wood wall panels, plywood and wood-based materials (including OSB).