Absorber Stones

Wood-concrete Absorber stones

Without compromises: wood-concrete absorber stones for optimum noise protection and design variety

Absorber Stones

    The PHONOBLOC® HB absorber block system is the safe and tested solution for effective noise protection for road and rail traffic.

    PHONOBLOC® HB not only offers the best absorption and sound insulation values. Thanks to the high quality of production and materials and solid design, PHONOBLOC® HB is maintenance-free and self-cleaning for up to 50 years – important advantages not only in road and rail transport but also for companies.

    HB 10 WAVEline

    with corrugated surface

    • DLα according to EN 1793-1: A3 (10dB)
    • DLα according to EN 1793-1*: A3 (11dB)
    • Absorber thickness: 10cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)

    HB 5 FLATline

    with smooth surface

    • DLα according to EN 1793-1: A2 (6dB)
    • DLα according to EN 1793-1*: A2 (6dB)
    • Absorber thickness: 5cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)

    HB 9 FLATline**

    with smooth surface

    • DLα according to EN 1793-1: A3 (8dB)
    • DLα according to EN 1793-1*: A3 (8dB)
    • Absorber thickness: 9cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)
    **for 1:1 alternating Arrangement of HB 9 FLATline and HB 5 FLATline

    HB 12 FLATline

    with smooth surface

    • DLα according to EN 1793-1: A3 (9dB)
    • DLα according to EN 1793-1*: A3 (10dB)
    • Absorber thickness: 12cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)

    HB 12 CUTline

    with milled surface

    • DLα according to EN 1793-1: A4 (13dB)
    • DLα according to EN 1793-1*: A5 (16dB)
    • Absorber thickness: 12cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)

    HB 12 ROOFline

    with jagged surface

    • DLα according to EN 1793-1: A3 (10dB)
    • DLα according to EN 1793-1*: A3 (10dB)
    • Absorber thickness: 12cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)

    HB 12 TRAPline

    with trapezoidal structure

    • DLα according to EN 1793-1: A4 (15dB)
    • DLα according to EN 1793-1*: A5 (20dB)
    • Absorber thickness: 12cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)

    HB 12 CONEline

    conical with internal heart structure

    • DLα according to EN 1793-1: A5 (20dB)
    • DLα according to EN 1793-1*: A5 (20dB)
    • Absorber thickness: 12cm

    *sound absorption value without support (e.g. DB noise barrier, wall cladding, support cladding ...)