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Acustic barrier in concrete and metal – A4

Acoustic sound-absorbing layer barrier in reinforced concrete and metal.

It is grafted to concrete or aluminum pillars using a dovetail system at the ends.

It is available in the fixed version or on a mobile foundation with cup plinths.

COLORS AVAILABLE: range ral colors

LENGHTUntil 660 cm
HEIGHTUntil 600 cm
CERTIFICATIONSSound absorption A4 (15 dB)
Sound Proofing B4 (48 Db) certificated with method tests Adrienne second UNI EN 1793-5:2016 and UNI EN 1793- 6:2013
Determination of light reflection UNI EN 1794-2:2011
Determination of resistance to the risk of fragments falling  UNI EN 1794-2:2011
Determination of resistance from brushwood  fire UNI EN 1794-2:2011
Determination of crashed stone impact resistance UNI EN 1794-2:2011

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