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| Customization: | Available |
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| Acoustic Performance: | Customizeable |
| Application: | Customizeable |
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NCC Model | NVT-50, NVT-100 |
Size(can be customized) | Standard Thickness: 50mm, 100mm Standard Width: 450mm, 360mm Standard Length: 915~3660mm |
Standard shape(can be customized) | Square |
Material | 0.8mm galvanized perforated sheet 1.2mm galvanized sheet Glass fiber wool: 48~100kg/m3 |
Finish Coating | Polyester Powder Coating(PPC) |
Application area | Road, highway and railway noise reduction |
Model | Centre Frequency,Hz | 125 | 250 | 500 | 1k | 2k | 4k | NRC* |
NVT-50 (50mm) | Coefficient | 0.35 | 0.65 | 1.20 | 1.21 | 1.07 | 0.92 | 1.00 |
NVT-100 (100mm) | Coefficient | 0.97 | 1.39 | 1.34 | 1.29 | 1.19 | 1.01 | 1.30 |










