
Description
QV VCD in-line spiral duct Shutoff Damper with Seal (AL)
Product Part Number
100mm - QV-SDD100
125mm - QV-SDD125
150mm - QV-SDD150
200mm - QV-SDD200
250mm - QV-SDD250
300mm - QV-SDD300
Description
This damper features EPDM gaskets at both flange connections and is designed to accommodate cladding with insulation up to 50 mm thick.
It is a suitable option for ductwork systems where full airtightness is not required. The damper’s closing position is indicated on a control handle dial ranging from 0° to 90°, and the opening angle can be locked in place with a screw.
All standard DASL dampers are constructed from galvanized steel sheet.
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Free residential layout guides cover airflow requirements and unit and valve location guidance. Full ducting route planning is a separate service. Layout guides are not available for commercial projects.