This is for a 300 Diameter 900mm Long Clipped Silencer Only. These galvanised in line silencer pods (attenuator) are 900mm Long and have a clipped edge spigot on each end. The silencer pod is used for the reduction of noise in circular ducts used for air movement. - Galvanised steel sheet construction with inner perforated steel. - Inner absorbing material is non combustible mineral wool and protected against erosion. Silencers are acoustically tested according to ISO 7235 norm Other sizes are available and we can manufacture bespoke sizes upon request.
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