SuperFOIL SFUF is ideal for use in solid or suspended floors especially where floor height may be restricted. A 3-in-1 solution SFUF provides insulation a radiant barrier and a vapour control layer. It’s flexible properties make it the perfect choice for uneven or awkward floor spaces. SFUF is topped with a polythene liner so that it can be directly screed over. Constructed using 13 Layers of reflective foil thermo foam and polythene outer layer SFUF delivers high performance insulation with a slim space-saving profile. SFUF is perfect for insulating underfloor radiant heating pipes and has grid markings to assist with laying of underfloor pipes.