|PWR - Multi-leaf, for air flow regulation in rectangular ducts ventilation systems, equipped with mounting flanges, casing made of galvanized steel, blades made of aluminum, manual adjustment with mechanical handle|
Multi-leaf dampers are used to control the air flow in ventilation ducts and often behind external intake louvres. The dampers are made of: frame made of profiled galvanized sheet and aluminum blades embedded in plastic bearings. The drive is by gear wheels are made of plastic. Blades open oppositely. Type of drives :
- manual (PWR)
- with actuator (PWE)
Damper due to the used plastic components work safely to the temperature max 70°C.
Damper has Hygienic Certificate HK/K/0522/03/2016
Material and workmanship
Dampers are made of frame made of profiled galvanized sheet and aluminum blades embedded in plastic bearings. On request it is possible to make damper frame from aluminum or stainless steel (type 1.4301 or 1.4404).