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Search results with tag "Combination fire"
hour — combination fire smoke dampers horizontal ...
www.pottorff.com16" (406) Max A B D C E Operator/Actuator Operator/Actuator and linkage arrangement varies Air Flow A. Concrete or masonry fire partition shown. See Wood Stud and/or Steel Stud Framing for Fire Dampers In Drywall and/or Cavity Shaftwall Partitions
August 2007 - Prefco-HVAC
www.prefco-hvac.comSeries 5050 TC 5050 TC Application Series 5050TC is a combination fire and smoke damper that is UL classified for interior tunnel corridor ceiling penetrations.