因此在设计和施工中需防止水分进入岩棉制品。
Is there a polyurethane polystyrene core material can not be compared, it is not burning rock wool.是聚苯乙烯的还有聚氨酯无法对比的,它的芯材是不可以燃烧的岩棉。
During the construction of rock wool insulating tubes with different materials domestic-demand waterproof shell.施工时岩棉保温管外需加不同材料的防水外壳。