XPS foam board, yakadanwa sepolystyrene extrusion plastic board (XPS kwenguva pfupi) ine isina chakavharika yakavharwa-pore alveolate chimiro.Kuita kwayo senge density, kunyudzwa kwemvura, coefficient yekupisa kupisa uye coefficient of steam pervasion uye zvichingodaro zvine mukana pane zveimwe bhodhi muzvinhu zvekuchengetedza kupisa uye vane hunhu hwekusimba kwakasimba, chiedza, mwenje wemhepo, anticorrosion, kuchembera kuramba, mutengo wakaderera, etc. Yakave ichishandiswa zvakanyanya muminda yekuchengetedza kupisa uye kupisa kupisa muindasitiri yekuvaka, kupikisa kwechando kwemugwagwa mukuru, njanji, airport, square uye imba yekukodzera.Iyo inowanzobvumwa uye yakanakisa kuchengetedza kupisa zvinhu pamusika parizvino.