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All sheet metal ductwork is manufactured and installed in accordance with HAVC specification DW/144 or SMACNA. Ductwork system design takes into account the equipments characteristics in terms of static pressure and acoustic properties and suitable means of regulation. For more information including to request technical specifications please contact our Design Advisory Service.

Air Distribution Systems

Volume Control Dampers

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Square Volume Control Damper

The model ATVCD-SQ series control dampers or balancing dampers (CS/BS) are manufactured as per DW144/SMACNA standards. This series of dampers are used in HVAC ducting system to regulate air flow and pressure. Multiple regulating aerofoil blades are mounted in GI housing and are controlled through gears from one point. A unique control handle made out of high impact strength plastic with position indicator and locking screw is provided as standard option. All drive gears and spindles are of nylon to deliver years of fool-proof operation. All dampers are manufactured and inspected before dispatch as per the companies quality assurance and quality control procedures.

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ATVCD-R

Circular Volume Control Damper

The Volume control dampers of AirTech Model ATVCD-R series manufactured as per DW144/SMACNA standards are used in ducts at the connections between flexible ducts and in the inlets and outlets of air plenums to regulate air flow and pressure. The regulating blade is mounted on a pivot seated in GI housing. Frame is constructed from galvanised steel sheet with joints welded and protected.

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