Description
Specifications
Material: steel plate, aluminium alloy plate, galvanized plate or aluminium plate
Sound Insulation: 25-48 decibel
Structure: Upright type, top arc type, top angle type, large arc type
Suitable for: Expressway, road, bridge, railway, factory, suburb area, school
(Expansion nails need to be equipped)
Features:
- Soundproof quality
- Sound insulation
- Fire prevention
- Elegant and beautiful
- Highly durable material