135mm Isotherm Price Twin Pack.
The 135mm Isotherm is slightly under specification and is therefore ideal as a top-up in roofs that have a thin layer of insulation. Twin packs are two rolls of insulation 750mm wide side by side making a total width of 1.5 m. Consequently, the Isotherm twin packs are ideal for roofs with tiles to reduce the need for cutting. Additionally, the 135mm Isotherm can be fitted in existing homes with foil underlay. The 135mm Isotherm Price Twin Pack is based on the fact that two rolls 750mm wide by the length of 5m. Isotherm Insulation is eco-friendly.
The 135mm Isotherm Price Twin Pack is based on two rolls side by side. As a result, the total area covered by the 135mm twin packs is 7.5m2.