Round end dampers. BDK
Koolair’s BDK circular terminal fire dampers are approved with respect to RPC305, according to EN 15650 and according to testing standard UNE-EN 1366-2. The round end dampers are installed inside the round ducts in the wall pass-through to prevent fire propagation. BDK-60: Circular terminal fire dampers with 60 min fire integrity and isolation and smoke…
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