Erfurt Heatsaver Wall Underliner – 2mm x 5m2 Heatsaver Wall Underliner is an economical, quick and efficient to offer a basic level of insualtion to your walls prior to decorating. It is a 2mm thick polystyrene liner containing fire retardants that provide insulation as well as combatting condensation and mould growth. To create a more durable and smoother surface we recommend the product is overlined – Wallrock is particularly tough and strong. Recommended adhesive; Good quality ready mixed adhesive suitable for polystyrene veneer. Coverage 5.0m² Roll length 10m single Roll width 0.5m
