SOUND REDUCED DUCT FRESH dBs-PIPE D82/124x400

Channel for muffling external sounds. Internal and external diameters Ø82/124 mm, length 400 mm, easy to cut to desired size. Manufacturing material: PE foam. Suitable for extending the dBs channel of Fresh TL series wall vents. Sound attenuation up to Dn,e,w 54 dB. This product description is an automated translation of the original Finnish description.