20dB road sound insulation and noise reduction metal sound barrier

20dB road sound insulation and noise reduction metal sound barrier

Height: 1m~5m
Function: Reduce the noise impact within the recipient's area
Average noise reduction: 10~20dB
Material: Metal sound barrier (metal louvers, metal mesh), concrete sound
barrier (lightweight concrete, high-strength concrete), PC sound barrier,
fiberglass sound barrier
Usage: Railway noise barrier, highway noise barrier, urban landscape noise
barrier, residential area noise reduction barrier, etc.
Noise reduction frequency: 0.7-0.83Hz
Surface treatment: dipping, spraying, electrostatic powder coating
Advantage: Anti corrosion process

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