High-quality railway noise protection element Type A3-b (DB-95-L) for noise protection on both sides

Aluminium sound insulation - highly absorbent on both sides

Type A3 B (DB-95) element

The highly absorbent noise protection cassette made of seawater-resistant aluminium on both sides is powder-coated on the outside. It consists of statically supporting extruded profiles, roll-formed aluminium side panels and vertically stabilising end caps.

TECHNICAL DATA

Sound absorption  
DIN EN 1793-1: DLA 9 dB = A3
Airborne sound insulation  
DIN EN ISO 140-3: RW 31 dB
DIN EN 1793-2: DLR 27 dB = B3

DOWNLOAD CENTER

Product sheet