Wool duct silencer LN series

galvanized steel

VENCO Duct Type Silencers are classified into two groups as SL models for circular duct systems and LN models for rectangular duct systems. SL models are produced at the standard diameters of spiral ducts (Ø 100, 125, 150, ... 1250) and LN models are produced at the dimensions as required. All VENCO Duct Type Silencers can be installed to ductwork systems easily and fast with minimum air leakage. Rock wool is standard material for sound attenuation and glass wool can be used for sound attenuation upon request. The silencers have tight tolerance by the production with the full-automatic machines The circular duct type silencers have an excellent airtight by using EPDM sealing The rectangular duct type silencers have minimum air leakage by the self-flanged system Easy and fast installation Galvanized steel sheet, stainless steel sheet and aluminum steel sheet can be used for different applications High sound attenuation with rock wool insulation, The insulation material is A2 class non-combustible type appropriate to DIN 1402 norm