X-FOAM® WAFER is an indigo blue thermal insulation board made of extruded polystyrene foam, with extrusion skin, wafer surface and 4 butt edges. The boards have nominal compressive strength values from ≥ 200 kPa to ≥ 250 kPa (depending on thickness), and are 600 mm wide, 1250 mm long and 20 to 300 mm thick. X-FOAM® WAFER has a fire classification of EUROCLASS E according to European standard EN 13501-1.
This product is named "WAFER" to the extrusion skin stamped in warms.