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and round duct sections
Made from 7-strand galvanised steel with a Wire Strand Core (WSC)
Telescopic liner fits a wide range of wall thicknesses
they effectively reduce airborne noise while maintaining efficient airflow
Circular Sound Attenuator Silencer Rectangular Ductwork and round duct sectionsDesigned with an external galvanised duct system Inner casing is made of perforated sheet steel Cavity is filled with sound absorbent mineral wool Offers excellent sound absorbing properties
