Inlet and discharge of fans
Transmission of noise to ducts is obviated by rubberised canvas connections, 150 mm to 225 mm clear space. Treatment with shellac after fixing is sometimes advocated.
Posted in Fans Ventilation A Practical Guide
Transmission of noise to ducts is obviated by rubberised canvas connections, 150 mm to 225 mm clear space. Treatment with shellac after fixing is sometimes advocated.
Posted in Fans Ventilation A Practical Guide
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