Dampers

Model DFD-110 is for use in walls, floors, and partitions with a fire-resistance rating less than three hours. This model has a 2³/₁₆ inch (56 mm) frame. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

Pressure: Up to 4 in. wg (1 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperature: Up to 286°F (141°C)

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 (94 mm) frame. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

Pressure: Up to 4 in. wg (1 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperature: Up to 286°F (141°C)

The DFD-150X series is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has an integral sleeve. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

Pressure: Up to 4 in. wg (1 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperature: Up to 286°F (141°C)
DFD-150x12 has integral 12-inch sleeve (305mm)
DFD-150x16 has integral 16-inch sleeve (406 mm)

The DFD-210 is a multi-blade 3V dynamic-rated-fire damper used in walls, floors, and partitions with fire-resistance ratings less than three hours. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

Pressure: Up to 10 in. wg (2.5 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperatures: Up to 350°F (177°C)

Model DFD-310 is for use in walls, floors, and partitions with fire-resistance ratings of three hours or more. This model has a 2³/₁₆ inch (56 mm)frame. Dynamic-rated-fire dampers are used with HVAC systems that remain operational during a fire emergency.

Pressure: Up to 4 in. wg (1 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperature: Up to 286°F (141°C)

Model DFD-350 is for use in walls, floors, and partitions with fire-resistance ratings of three hours or more. This model has a 3¹¹/₁₆ inch (94 mm) frame. Dynamic-rated-fire dampers are used with HVAC systems that remain operational during a fire emergency.

Pressure: Up to 4 in. wg (1 KPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperature: Up to 286°F (141°C)

Model DFDAF-310 is a multi-blade airfoil dynamic-rated-fire damper used in walls, floors, and partitions with fire-resistance ratings less than three hours. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

Pressure: Up to 8 in. wg (2 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperatures: Up to 350°F (177°C)

Model DFDAF-330 is a multi-blade dynamic-rated-fire damper with airfoil style blades for use in walls, floors, and partitions with fire-resistance ratings of three hours or more. Dynamic-rated-fire dampers are used with a HVAC systems that remain operational during a fire emergency.

Pressure: Up to 8 in. wg (2 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperatures: Up to 350°F (177°C)

Model DFDR-510 is a round fire damper for use in walls, floors, and partitions with fire-resistance ratings less than three hours. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

Pressure: Up to 4 in. wg (1 kPa)
Velocity: Up to 2000 fpm (10.2 m/s)
Temperature: Up to 286°F (141°C)

Model FD-110 is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has a 2³/₁₆ inch (56 mm) frame. Static-rated-fire dampers used in HVAC systems automatically shut down in the event of a fire.

The FD-150 is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has a 3¹¹/₁₆ inch (94 mm) frame. Static-rated-fire dampers used in HVAC systems automatically shut down in the event of a fire emergency.

The FD-150X series is for use in walls, floors, and partitions with fire-resistance ratings less than three hours. This model has an integral sleeve. Static-rated-fire dampers used in HVAC systems that automatically shut down in the event of a fire emergency.

Temperature: Up to 212°F (100°C)
FD-150x12 has integral 12-inch sleeve (305 mm)
FD-150x16 has integral 16-inch sleeve (406 mm)

Model FD-310 is for use in walls, floors, and partitions with fire resistance ratings of three hours or more. This model has a 2³/₁₆ inch (56 mm) frame. Static rated fire dampers used in HVAC systems automatically shut down in the event of a fire emergency.

Temperature: Up to 212°F (100°C)

Model FD-350 is for use in walls, floors, and partitions with fire-resistance ratings of three hours or more. This model is UL 555 classified with a 3¹¹/₁₆-in ch (94 mm) frame. Static rated fire dampers used in HVAC systems automatically shut down in the event of a fire emergency.

Temperature: Up to 212°F (100°C)

The KFD-150 is a static rated fire damper used in kitchen ventilation systems. This model has a fire-resistance rating of less than three hours. Static rated fire dampers are used in systems that automatically shut down in the event of a fire emergency.

The KFD-350 is used in kitchen ventilation system with a fire resistance rating of 3 hours or more. Static rated fire dampers used in HVAC systems automatically shut down in the event of a fire emergency.

Model ODFD-150 is an out-of-wall fire damper for use in walls or partitions with less than three hour fire-resistance rating. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

Pressure: Up to 4 in. wg (1 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperature: Up to 212°F (100°C)

The OFD-150 is an out-of-wall fire damper for use in HVAC systems that automatically shut down in the event of a fire. This model is rated for use in walls or partitions with less than a three hour fire-resistance rating.

Temperature: Up to 212°F (100°C)

Model SEDFD-210 is a 3V multi-blade-fire damper for use in walls, floors, and partitions with fire-resistance ratings less than three hours. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.

316 stainless steel construction
Pressure: Up to 10 in. wg (2.5 kPa)
Velocity: Up to 4000 fpm (20.3 m/s)
Temperatures: Up to 350°F (177°C)

Model SSDFD-150 is for use in walls and partitions with fire-resistance ratings less than three hours. This model has a 3¹¹/₁₆ inch (94 mm) frame. Dynamic-rated-fire dampers are in HVAC systems that remain operational in the event of a fire.