Fire Damper Properties
Blade Style
Fire Resistance Ratings
Air Performance Stats
Static Pressure
Air Velocity
Damper Sizing
Max Single Panel Size
Mount Orientation
Frame Type
Frame Shape
Model: 17D
Frame Type: 4-7/8" x 22ga w/ Curtain Blade
Material: Galvanized Steel
Fire Resistance: 1.5 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 24" x 24"
Max Vertical Panel Size: 36" x 36"
Model: 17DF
Frame Type: 4-7/8" x 22ga w/ Thinline Curtain Blade
Material: Galvanized Steel
Fire Resistance: 1.5 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: N/A
Max Vertical Panel Size: 24" x 24"
Model: 17DX
Frame Type: Integral 12" x 22ga w/ Curtain Blade
Material: Galvanized Steel
Fire Resistance: 1.5 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 24" x 24"
Max Vertical Panel Size: 36" x 36"
Model: 17MA
Frame Type: 5-1/2" x 16ga w/ Airfoil Blade
Material: Galvanized Steel
Fire Resistance: 1.5 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 32" x 48"
Max Vertical Panel Size: 32" x 48"
Model: 17MD
Frame Type: 5-1/2" x 16ga w/ Single Thickness (UVU) Blade
Material: Galvanized Steel
Fire Resistance: 1.5 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 36" x 48"
Max Vertical Panel Size: 36" x 48"
Model: 17MD(SS)
Frame Type: 5-1/2" x 16ga w/ Single Thickness (UVU) Blade
Material: Stainless Steel
Fire Resistance: 1.5 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 24" x 24"
Max Vertical Panel Size: 36" x 32"
Model: 38D
Frame Type: 4-7/8" x 22ga w/ Curtain Blade
Material: Galvanized Steel
Fire Resistance: 3.0 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 24" x 24"
Max Vertical Panel Size: 36" x 36"
Model: 38DX
Frame Type: Integral 12" x 22ga w/ Curtain Blade
Material: Galvanized Steel
Fire Resistance: 3.0 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 24" x 24"
Max Vertical Panel Size: 36" x 36"
Model: 38MA
Frame Type: 5-1/2" x 16ga w/ Airfoil Blade
Material: Galvanized Steel
Fire Resistance: 3.0 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 30" x 48"
Max Vertical Panel Size: 60" x 36"
Model: 38MD
Frame Type: 5-1/2" x 16ga w/ Single Thickness (UVU) Blade
Material: Galvanized Steel
Fire Resistance: 3.0 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 30" x 48"
Max Vertical Panel Size: 36" x 48"
Model: R7
Frame Type: 16" x 20ga w/ True Round Single Thickness (UVU) Blade
Material: Galvanized Steel
Fire Resistance: 1.5 hrs
Max Velocity: 2000 fpm
4 in wg
Max Horizontal Panel Size: 24" dia.
Max Vertical Panel Size: 24" dia.
Model: S3
Frame Type: 4-1/2" x 20ga w/ True Round Curtain Blade
Material: Galvanized Steel
Fire Resistance: 1.5 hrs
Max Velocity: 3000 fpm
4 in wg
Max Horizontal Panel Size: 24" dia.
Max Vertical Panel Size: 24" dia.
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