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Noise control elements for roads

Highly absorbent noise barrier elements

Design:
Highly absorbing on one or both sides.
All types available in three sound insulation categories, also in a design that covers uprights.
Airborne sound insulation DLR = 25 – 31 dB (B3)
Sound absorption DLα = 8 – 12 dB (A3-A4)
Aluminium, polyester powder-coated
Installation: HE-160 till HE-240

Standard dimensions:
Length: 1.96 m, 2.46 m, 3.96 m and 4.96 m
Height: 0.5 m

Highly absorbent noise barrier elements
Highly absorbent Delta top elements and Delta elements

Highly absorbent Delta top elements / Delta elements

Design: 
Highly absorbing on one or both sides, absorption zone tilted forward; generally designed to cover the uprights.
Airborne sound insulation DLR = 25 – 26 dB (B3)
Sound absorption DLα = 12 dB (A4)
Aluminium, polyester powder-coated
Installation: HEA160 and HEB160

Standard dimensions:
Length: 1.96 m, 2.46 m, 3.96 m and 4.96 m
Height: 0.5 m

Reflecting noise barrier elements

Design:
Reflecting on both sides, also available in a design that covers uprights.
Airborne sound insulation DLR = 25 dB (B3)
Aluminium, polyester powder-coated
Installation: HE-160 till HE-240

Standard dimensions:
Length: 1.96 m, 2.46 m, 3.96 m and 4.96 m
Height: 0.5 m

Reflecting noise barrier elements
Highly absorbent arched elements

Highly absorbent arched elements

Design:
Highly absorbing on one side. Installed in a bent steel upright with screw-on flange.
Airborne sound insulation DLR = 25 dB (B3)
Sound absorption DLα = ≥ 8 dB (A3)
Aluminium, polyester powder-coated
Installation: one-sided screwed curved steel post

Standard dimensions:
Length: 1.96 m, 2.46 m, 3.96 m and 4.96 m
Height: outside radius 0.5 m

Transparent element with aluminium frame

Design:
Reflecting, with or without central bar.
Airborne sound insulation DLR = 26 - 33 dB (depending on glass type)
Aluminium frame, polyester powder coated
All transparent materials that comply with the standards are possible.
Installation: HE-160 bis HE-240

Transparent materials:
Acrylic glass XT, GS, GSCC; glass thickness: 15 mm or 20 mm
Polycarbonate: PC 15 mm
Laminated safety glass: LSG 2 x 8 mm or 2 x 10 mm TSG
Safety glass: TSG 12 mm, 15 mm or 20 mm

Acrylic glass optionally with cast-in polyamide threads or screen print.

Standard dimensions:
Length: 1.96 m, Height: < 5.0 m
Length: 3.96 m and 4.96 m, Height: < 2.0 m

Transparent noise barrier element with aluminium frame
Noise control panels for horizontal or vertical applications

Panels for horizontal or vertical applications

Design:
Highly absorbing
Aluminium, polyester powder-coated
Sound absorption DLα = 12 dB (A4)

The aluminium panels can be installed horizontally or vertically, with fixing material chosen accordingly. Substructures are used for attachment to compensate for an uneven underground or bored pile wall.

Standard dimensions:
Length: < 5.0 m
Height: 0.5 m

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