Flexible silencer, material aluminum.

With SAFE-connections, tightness class D According to EN 15727.

Attenuation material: 50 mm mineral wool, free of potential allergy- causing formaldehyde, phenol and acryl. Without synthetic color, bleaching- or colouring agent compounded.

Non combustible according EN 13501-A1.

Using Knauf Insulation-Mineral wool with ECOSE® Technology, awarded with „Der blaue Engel“ and Eurofins Indoor Air Comfort–Gold.

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