Experience superior insulation and combat condensation with Erfurt Mav Graphite+ Insulating Lining Paper. This innovative lining paper features a 4mm layer of BASF expanded polystyrene infused with graphite particles, offering 20% better insulation performance than standard polystyrene of the same thickness. This is equivalent to the insulating power of 26cm of solid concrete, significantly reducing your heating costs. The unique graphite infusion helps to retain more room heat at the wall surface, effectively combating condensation and preventing the growth of mould. It's applied using adhesive (code 33849). For enhanced durability and a smoother finish, consider using Wallrock Fibreliner (code 14480) or Wallrock Fibreliner Smooth (code 35830) before painting or decorating. Product Summary: Erfurt Mav Graphite+ Insulating Lining Paper - 7.5m x 50cm - Grey. Features 4mm graphite infused expanded polystyrene with a laminated backing for high-performance insulation. Helps prevent condensation and mould. For adhesive use.