Air flow measuring and regulating is done easily by using measuring nozzles and turning the regulating bolt, which turns the blades.
Casing leakage tightness class C, according to the standard EN 1751. KRI Regulation damper
NORDdamper
KRI is an iris-type damper for measuring and regulating air flow.
For more information contact our specialists
Tuukka Karlsson
Product Group Manager
NORDexternal, NORDduct, NORDsilencer, NORDdoor, NORDdiffuser & NORDgrille