ROUND BEND SILENCER ETS NORD NRFV 100-400 MINERALWOOL

The sound absorber uses mineral wool as the acoustic insulation. The perforated inner tube and outer casing of the silencer are made of hot-dip galvanized steel. A fabric is placed between the insulation and the perforated tube to prevent wool fibers from entering the duct and breathing air. This product description is an automated translation of the original Finnish description.