Material: 0.45mm flame retardant PVC tarpaulin + 800g acoustic cotton + 3mm MLV
Thickness: 20mm
STC: 28
Standard size（m）：1*2 (Can be customized)
Weight: 6.5kg/㎡
Feature：
- Noise reduction
- Waterproof
- Dustproof
- Mouldproof
- Fire-resistant
- Cold-resistant
- Tear-reisitance
- Anti-aging
- Anti-UV
- Breathable
- Long life span: 4-6years
Application
