Coverage: 2.96 m² and R-value: 2.29 m² K/W. Quality insulation: Get camper van insulation. Material: Thermal construction insulation is made of polyester, 90% of which is recycled. Features: Itch-free and non-allergic. Energy saver: Provides insulation and temperature control to cold rooms and vans, meaning less energy is needed to maintain warmth in a given space. Dimensions: 800(L) x 37(W) x 11(D) cm. | Camper Van Floor & Roof Insulation | Wowcher