... Waterproof,fireproof,insulation 2.Usage:Cold room,Warehouse,Workshop,Light steel housing, purification room Usage1)The industry factory ... premises, workshop & warehouse2). The cold room , the box packing3). Light steel housing, the original building ... room5). Various purification room. Air conditioning room, etc Advantages1. Light weight, 10 kg ~ 14 kg or so/square meters, ...