Material properties: 1. Fiberglass ceiling fire rating A2;2. Acoustic requirements: NRC: ≥ 0.8, sur···
Acoustic requirements: NRC: ≥ 0.8, surface is sprayed flat without dots. Environmental performance ···
售前咨询专员
售后服务专员
24小时免费咨询
请输入您的联系电话,座机请加区号
免费通话