Model DFD-150 is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has a 3¹¹/₁₆ inch frame. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.
Steel perforated return diffuser Designed for both return or exhaust applications
Steel perforated return diffuser Designed for both return or exhaust applications
Filter by:
Clear All