High performance multifoil comprising of 19 layers. Includes reinforced heavy duty double aluminium foil outer layers, aluminium coated reflective foil PET layers and loft quilt. Outer layers are specially developed to be more tear resistant. Provides a 3-in-1 high performance insulation solution with a radiant barrier and a vapour control layer. Space saving with ultra low emissivity which reduces solar gain in summer months. Easy to install as a continuous layer with no need to cut and fit between studs or rafters. Suitable for use in roofs, walls and floors in new build and retrofit. Polyester & Aluminium Construction Thermal Resistance up to 2.57m²K/W Thickness: 65mm Suitable for Walls, Roofs & Under Suspended Floors Polyester & Aluminium Construction Thermal Resistance up to 2.57m²K/W Thickness: 65mm Suitable for Walls, Roofs & Under Suspended Floors