Commercial Rectangular

BD-10

BD-10

Backdraft Damper, Single Thickness Blades, Aluminum Construction, 1" wg Max Pressure, 1000 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow

BD-12

BD-12

Backdraft Damper, Single Thickness Blades, Aluminum Construction with Grille, 1" wg Max Pressure, 1000 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow

BD-15

BD-15

Backdraft Damper, Fabric Blades, Aluminum Construction, 1" wg Max Pressure, 900 fpm Max Velocity, 200° F Max Temperature, Vertical or Horizontal Mount

BD-16/17/18

BD-16/17/18

Backdraft Damper, Single Thickness Blades, Aluminum Construction, 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow, Automatic, Manual or Motor Operated

BD-20/22/23

BD-20/22/23

Backdraft Damper, Single Thickness Blades, Aluminum / Steel Construction, 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow, Automatic, Manual or Motor Operated

BD-20HD/22HD/23HD

BD-20HD/22HD/23HD

Heavy Duty Backdraft Damper, Single Thickness Blades, Aluminum / Steel Construction, 1" wg Max Pressure, 3000 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow, Automatic, Manual or Motor Operated

BD-25/26/27

BD-25/26/27

Backdraft Damper, Single Thickness Blades, Galvanized Steel Construction, 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow, Automatic, Manual or Motor Operated

BD-28/29

BD-28/29

Backdraft Damper, Single Thickness Blades, Stainless Steel Construction, 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Vertical or Horizontal Mount, Automatic or Manual Operated

BD-30/31/32

BD-30/31/32

Backdraft Damper, Single Thickness Blades, Aluminum Construction, 1" wg Max Pressure, 1500 fpm Max Velocity, 200° F Max Temperature, Horizontal Mount Vertical Up Airflow, Automatic, Manual or Motor Operated

BD-33/34/35

BD-33/34/35

Backdraft Damper, Single Thickness Blades, Aluminum / Steel Construction, 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Horizontal Mount Vertical Up Airflow, Automatic, Manual or Motor Operated

BD-33HD/34HD/35HD

BD-33HD/34HD/35HD

Heavy Duty Backdraft Damper, Single Thickness Blades, Aluminum / Steel Construction, 1" wg Max Pressure, 3000 fpm Max Velocity, 200° F Max Temperature, Horizontal Mount Vertical Up Airflow, Automatic, Manual or Motor Operated

BD-36/37/38

BD-36/37/38

Backdraft Damper, Single Thickness Blades, Aluminum Construction, Optional Sleeve, 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow, Automatic, Manual or Motor Operated

BD-40/41

BD-40/41

Backdraft Damper, Single Thickness Blades, Galvanized Steel Construction, .5" wg Max Pressure, 1000-3000 fpm Max Velocity, 250° F Max Temperature, Vertical Mount Horizontal Airflow or Horizontal Mount with either Vertical Up or Vertical Down Airflow

41HD

BD-41HD

Heavy Duty Backdraft Damper, Single Thickness Blades, Galvanized Steel Construction, 3" wg Max Pressure, 3000 fpm Max Velocity, 250° F Max Temperature, Vertical Mount Horizontal Airflow or Horizontal Mount with either Vertical Up or Vertical Down Airflow

BD-42/43/44

BD-42/43/44

Backdraft Damper, Single Thickness Blades, Aluminum Construction, Dropin Frame, 1" wg Max Pressure, 1500 fpm Max Velocity, 200° F Max Temperature, Horizontal Mount Vertical Up Airflow, Automatic, Manual or Motor Operated

BD-45/46/47

BD-45/46/47

Backdraft Damper, Single Thickness Blades, Aluminum Construction, Flange Frame 1" wg Max Pressure, 1500 fpm Max Velocity, 200° F Max Temperature, Horizontal Mount Vertical Up Airflow, Automatic, Manual or Motor Operated

BD-72/73

BD-72/73

Automatic Supply Backdraft Damper, Single Thickness Blades, Aluminum Construction, Flange Frame 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Horizontal Mount Vertical Down Airflow, Automatic or Manual Operated

BDE

BDE

Automatic Backdraft Damper, Single Thickness Blades, Aluminum Construction, Flange Frame 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow or Horizontal Mount with either Vertical Up or Vertical Down Airflow, Automatic or Motor Operated

FRBD40

FRBD40

Backdraft Damper, Single Thickness Blades, Fiberglass Construction, Channel Frame, 1" wg Max Pressure, 2500 fpm Max Velocity, 200° F Max Temperature, Vertical Mount Horizontal Airflow