Supafil® CarbonPlus is an unbonded, virgin glasswool insulation designed with optimal thermal properties and excellent coverage and blowing characteristics. Supafil® CarbonPlus is especially designed for installation in existing cavities that require silicone treated insulation. Supafil® CarbonPlus is a non-combustible glasswool product that requires no mixing on site. Supafil® CarbonPlus should only be installed by Approved Installers, to ensure the highest quality installed performance.