1. Ma board a extruded polystyrene (XPS) amagwiritsidwa ntchito makamaka pomanga zotsekera padenga, zitsulo zachitsulo, zotchingira khoma, zotsekera pansi, zoyala pansi pa plaza, zowongolera chisanu pansi, mapaipi opumira mpweya wapakati, zotsekera njanji ya eyapoti, ndi{1}zigawo za njanji zothamanga, ndi zina zotero.
2. Mukamagwiritsa ntchito zomatira ku ma board a XPS, nkhani za dzimbiri ziyenera kuganiziridwa. Zomatira zamapangidwe zimakhala ndi zabwino monga kukana kukalamba, kukana kutopa, komanso kukana dzimbiri; Chifukwa chake, zomatira zomangika ndizabwinoko kumangirira matabwa a XPS.