Galvanized steel ventilation damper KRS00H

for building

The KRS00H dampers are a good choice when the ductwork closure must be airtight. The damper closure position can be read on the 0° to 90° dial of the control handle. The damper closure opening ratio can be fixed with a screw. All KRS00H dampers of diameter 355 mm or greater have the damper closure pivot provided with extra bracing. Airtight blade: Class 4 EN1751 Airtight casing: Class C EN12237 KRS00H — airtight shutoff damper with gaskets at flanged ends