Crosstalk attenuators, specifically designed and tuned to suit all sorts of speech privacy situations
A Circular Duct Attenuators constructed from galvanised sheet steel, with a peripheral, out of air stream acoustic lining. Larger units also
Casing Casing is made of 1.0mm Thick (20 Gauge) galvanized steel. Casing provided with 30mm flanges as standard. High-pressure duct
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