User & Safety Instructions 3147489 Vaillant 20231942 Ductwork soundproofing Suitable for pipe diameter: 180 mm
Description
Flexible sound absorber Connection 180 mm, length 1000 mm Flexible and can be compressed for a flexible installation in cramped spaces. Noise reduction at 250 Hz: 25.7 dB Bending radius: 560 mm length without supports = 1000 mm, D 280 mm, weight 1.5 kg. Can be used for EPP pipe D 210/180 mm (can be inserted directly)
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Description
Flexible sound absorber Connection 180 mm, length 1000 mm Flexible and can be compressed for a flexible installation in cramped spaces. Noise reduction at 250 Hz: 25.7 dB Bending radius: 560 mm length without supports = 1000 mm, D 280 mm, weight 1.5 kg. Can be used for EPP pipe D 210/180 mm (can be inserted directly)