Dynamic Fire Dampers

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Dynamic Fire Dampers

Will the fans keep running? Dynamic fire dampers close against airflow. Available with a 1.5 or 3-hour fire rating.

Products 22

Products

15D

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

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15DAH, 15DAV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: A-Style
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15DB

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

Featured

15DBH, 15DBV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: B-Style
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15DC

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

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15DCH, 15DCV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: C-Style
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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30D

3 Hour Rated Curtain Blade Dynamic Fire Damper

Featured

30DAH, 30DAV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: A-Style
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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30DB

3 Hour Rated Curtain Blade Dynamic Fire Damper

Featured

30DBH, 30DBV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: B-Style
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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30DC

3 Hour Rated Curtain Blade Dynamic Fire Damper

Featured

30DCH, 30DCV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: C-Style
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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15DF

1.5 Hour Rated Dynamic Curtain Blade Thin Line Fire Damper

15DFV

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15DX

1.5 Hour Rated Curtain Blade Dynamic Fire Damper w/ Integrated Sleeve

15DXAH, 15DXAV

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: A-Style
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15DXB

1.5 Hour Rated Curtain Blade Dynamic Fire Damper w/ Integrated Sleeve

15DXBH, 15DXBV

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: B-Style
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15DXC

1.5 Hour Rated Curtain Blade Dynamic Fire Damper w/ Integrated Sleeve

15DXCH, 15DXCV

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: C-Style
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15MA

1.5 Hour Rated Non-Motorized Airfoil Blade Dynamic Fire Damper

15MAH, 15MAV, 15MACH, 15MACV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15MD

1.5 Hour Rated Non-Motorized Single Thickness Blade Dynamic Fire Damper

15MDCH, 15MDCV

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Frame Shape: Rectangular
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15MD(SS)

1.5 Hour Rated Non-Motorized Stainless Steel Dynamic Fire Damper

15MDHSS, 15MDVSS

Maximum Velocity (FPM): 2000 fpm

Material Options: 304 Stainless Steel, or 316 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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15MD(SS) HP Series

1.5 Hour Rated Non-Motorized Stainless Steel Dynamic Fire Damper (HP Series)

15MDHSS4, 15MDVSS4

Maximum Velocity (FPM): 4000 fpm

Material Options: 304 Stainless Steel, or 316 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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30DX

3 Hour Rated Curtain Blade Dynamic Fire Damper w/ Integrated Sleeve

30DXAH, 30DXAV

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: A-Style
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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30DXB

3 Hour Rated Curtain Blade Dynamic Fire Damper w/ Integrated Sleeve

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: B-Style
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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30DXC

3 Hour Rated Curtain Blade Dynamic Fire Damper w/ Integrated Sleeve

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Curtain Blade
Frame Shape: Rectangular
Frame Style: C-Style
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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30MA

3 Hour Rated Non-Motorized Airfoil Blade Dynamic Fire Damper

30MAH, 30MAV

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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30MA HP Series

3 Hour Rated Non-Motorized Airfoil Dynamic Fire Damper (4000 FPM, 4 in. w.g. Max)

30MAH4, 30MAV4

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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30MD

3 Hour Rated Non-Motorized Single Thickness Blade Dynamic Fire Damper

30MDH, 30MDV

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.

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R5

1½ Hour Rated True Round Single Blade Fire Damper

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: True Round Single Thickness (UVU)
Frame Shape: Round
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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S3

1½ Hour Rated True Round "Philips" Curtain Fire Damper

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: True Round Curtain
Frame Shape: Round
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.

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