Polystyrene Thermal Insulation

Thermal conductivity of expanded polystyrene.

Polystyrene thermal insulation.

Extruded polystyrene xps xps is a thermal insulation board produced from polystyrene in an extrusion process. The mostly used insulant in civil engineering is the white polystyrene. 0 25 in x 4 ft x 50 ft. Thermal insulation values and calculations are critical when designing specifying and buying insulation products.

0 25 in x 4 ft x 50 ft 1 faced polystyrene foam board insulation item 304092 model 100000050460. Extruded polystyrene insulation isoboard sanboard expanded polystyrene insulation polyboard products have different insulation values and costs so here we will try to give you the tools and tables to compare the different products. The main applications of extruded polystyrene insulation are in building insulation and construction in general. The thermal resistance of polystyrene boards is very high r value 5 which means that you will save a great amount of money by investing into a professional insulation.

Grey polystyrene foam incorporating graphite has superior insulation properties. Thermal conductivity is defined as the amount of heat in watts transferred through a square area of material of given thickness in metres due to a difference in temperature the lower the thermal conductivity of the material the greater the material s ability to resist heat transfer and hence the greater the insulation s effectiveness. Clo clothing and thermal insulation clo is used as a measure of clothes thermal insulation. Molded or expanded polystyrene is commonly called beadboard and has a lower r value than extruded polystyrene.

Xps can also be used in exposed roofing systems. Due to its special characteristics it is the ideal solution for inverted ballasted systems and utility roof decks. Achieve more than 23 better thermal insulating properties. Owens corning foamular 250 extruded polystyrene xps rigid foam insulation is a closed cell highly moisture resistant rigid foam board well suited to meet the needs for a wide variety of residential and commercial construction applications.

For contact thermal insulating systems we use façade polystyrenes marked by the grade f. Expanded eps and extruded polystyrene xps are both made from polystyrene but eps is composed of small plastic beads that are fused together and. The new generation are grey insulating boards that thanks to the content of infrared absorbents graphite particles. Kingspan insulation r 1 common.