Fully Enclosed Noise Barrier Tunnel Sound Enclosure
Fully enclosed noise barrier for maximum noise control, forming a complete acoustic tunnel over roads/rail. 20-30 dB(A) reduction for high-density urban corridors.
Fully enclosed noise barriers form a complete acoustic enclosure (tunnel) over the road or rail, providing the highest level of noise reduction. Used in high-density urban corridors, near hospitals, schools, and residential towers.
| Parameter | Value |
|---|---|
| Enclosure Height | 4.0-6.0m |
| Enclosure Width | 8.0-20.0m (span) |
| Side Wall | 100mm perforated steel + mineral wool |
| Roof | louvered steel + transparent PC section |
| NRC | 0.85 |
| Insertion Loss | 20-30 dB(A) |
| Zinc Coating |
Fully enclosed noise barrier for maximum noise control, forming a complete acoustic tunnel over roads/rail. 20-30 dB(A) reduction for high-density urban corridors.
| Enclosure Height | 4.0-6.0m |
|---|---|
| Enclosure Span | 8.0-20.0m |
| Side Wall | 100mm perforated steel + mineral wool |
| Roof | louvered steel + transparent PC section |
| NRC | 0.85 |
| Insertion Loss | 20-30 dB(A) |
| Zinc Coating | >=120g/m2 |
| Standard | GB/T 19889, ISO 717 |
| MOQ |
MOQ: 100Vertical metal upright noise barrier, the most economical sound wall type. Galvanized steel panel with mineral wool core, 10-20 dB(A) reduction for roads, railways and industrial sites.
MOQ: 100Curved/bent metal noise barrier with inward-bent top edge for superior noise diffraction. Aesthetic arc design, 15-25 dB(A) reduction for highways and elevated roads.
| >=120g/m2 |
| Standard | GB/T 19889, ISO 717 |
| 200 pieces |
FOB Tianjin, per m2
MOQ: 80Transparent acrylic/glass noise barrier for maximum visibility with acoustic protection. Polycarbonate or tempered glass, STC 30-33, for bridges, urban roads and scenic areas.
