Further information for Helios Apparatebau KAE 160 - Helios cold smoke shutoff KAE 160 tube insertion flap
RVE
6-shutoff prevents cold smoke with central ventilation systems possible reverse currents of cold smoke, etc. into other fire sections with fan STOPPED. (. System case with single air handling units not required) Make: Helios No.: 2589 Type: RVE
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