User & Safety Instructions 3147487 Vaillant 20231941 Ductwork soundproofing Suitable for pipe diameter: 160 mm
Description
Flexible sound absorber Connection 160 mm, length 1000 mm Flexible and can be compressed for a flexible installation in case of cramped space conditions. Noise reduction at 250 Hz: 29.7 dB Bending radius: 520 mm length without supports = 1000 mm, D 260 mm, weight 1.4 kg. Can be used for EPP pipe D 246/160 mm (can be inserted directly)
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Description
Flexible sound absorber Connection 160 mm, length 1000 mm Flexible and can be compressed for a flexible installation in case of cramped space conditions. Noise reduction at 250 Hz: 29.7 dB Bending radius: 520 mm length without supports = 1000 mm, D 260 mm, weight 1.4 kg. Can be used for EPP pipe D 246/160 mm (can be inserted directly)