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Dynamic

Dynamic Curtain Fire Dampers are UL approved for use where local building codes require the protection of HVAC ductwork penetrations in walls, partitions or floors that have a fire resistance rating of up to 2 hours or 4 hours.

1 ½ Hour Label

Nailor D0100 Series 1 ½ hour rated Dynamic Curtain Fire Dampers are UL approved for use where local building codes require the protection of HVAC ductwork penetrations in walls, partitions or floors that have a fire resistance rating of up to 2 hours. 

3 Hour Label

Nailor D0500 Series 3 hour rated Dynamic Curtain Fire Dampers are UL approved for use where local building codes require the protection of HVAC ductwork penetrations in walls, partitions or floors that have a fire resistance rating of up to 4 hours.