Aluminium Foil Underfloor Heating Panel is made of extruded polystyrene(XPS) with grooved lines(straight & curved grooves), the hot pipes can be installed into the grooves, it is covered by aluminum foil, the energy could be spread efficiently and evenly. It is used as an alternative to a screed type system when using water under floor heating systems. It is an efficient thermal insulation material in under floor heating system.