BD

The BD-90 is a horizontal mount backdraft damper designed to allow vertical airflow up and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame and aluminum blades.

• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-330 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a flangeless, galvanized steel frame with aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-320 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a galvanized steel frame with a flange on the discharge side and aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-320 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a galvanized steel frame with a flange on the discharge side and aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-320 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a galvanized steel frame with a flange on the discharge side and aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-320 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a galvanized steel frame with a flange on the discharge side and aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size

The BD-320 is a vertical mount backdraft damper designed to allow horizontal airflow and prevent reverse airflow. The dampers are opened by air pressure differential and closed by gravity. The damper features a galvanized steel frame with a flange on the discharge side and aluminum blades.

• Complies with the International Energy Conservation Code (IECC) and ASHRAE 90.1 leakage requirements for non-motorized dampers
• AMCA certified for Air Leakage and Air Performance
• Width and height furnished approximately 0.125 in. under size