壁厚60毫米的聚氨酯泡沫保温材料。
墙壁、屋顶和地板是由刚性泡沫保温材料制成，夹在两片钢片之间，称为隔热板结构。
The walls, roof and floor are fabricated from rigid foam insulation sandwiched between two sheets of steel known as Structural Insulated Panel (SIP).
另一类是以热塑性聚苯乙烯泡沫塑料和热固性聚氨酯硬泡为主的有机保温材料，通常认定为可燃性材料。
Another kind is thermoplastic polystyrene foamed plastic thermosetting and rigid polyurethane foams primarily organic heat preservation material, usually identified as combustible materials.
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