HBX MANTLE BLOCKS
FOR ROAD, RAIL & INDUSTRY
Noise barrier walls made of wood-concrete mantle blocks for private and commercial use.
The PHONOBLOC® HBX mantle block system is particularly suitable as a solid noise barrier wall or screen wall in the immediate vicinity of residential buildings or businesses.
The special advantage of the PHONOBLOC® HBX system is that this type of noise barrier wall can be installed easily and quickly by local construction companies with no need for costly machinery.

HBX 26.5 FF
1:1 alternating with smooth surface on both sides
- DLα front side according to EN 1793-1: A3 (8dB)
- DLα rear side according to EN 1793-1: A3 (8dB)
- Absorber thickness: 26.5cm

HBX 27.5 WF
with corrugated and smooth surface
- DLα front side according to EN 1793-1: A3 (10dB)
- DLα rear side according to EN 1793-1: A2 (6dB)
- Absorber thickness: 27.5cm

HBX 32.5 WW
with corrugated surface on both sides
- DLα front side according to EN 1793-1: A3 (10dB)
- DLα rear side according to EN 1793-1: A3 (10dB)
- Absorber thickness: 32.5cm