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 20

Products

D17

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

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D17AH, D17AV

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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D17B

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

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D17BH, D17BV

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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D17C

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

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D17CH, D17CV

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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D37

3 Hour Rated Curtain Blade Dynamic Fire Damper

Featured

D37AH, D37AV

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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D37B

3 Hour Rated Curtain Blade Dynamic Fire Damper

Featured

D37BH, D37BV

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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D37C

3 Hour Rated Curtain Blade Dynamic Fire Damper

Featured

D37CH, D37CV

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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D17F

1.5 Hour Rated Dynamic Curtain Blade Thin Line Fire Damper

D17FV

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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D17X

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

D17XAH, D17XAV

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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D17XB

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

D17XBH, D17XBV

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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D17XC

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

D17XCH, D17XCV

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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D37X

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

D37XAH, D37XAV

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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D37XB

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

D37XBH, D37XBV

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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D37XC

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

D37XCH, D37XCV

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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MA17

1.5 Hour Rated Non-Motorized Airfoil Blade Dynamic Fire Damper

MA17H, MA17V, MA17CH, MA17CV

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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MA37

3 Hour Rated Non-Motorized Airfoil Blade Dynamic Fire Damper

MA37H, MA37V, MA37CH, MA37CV

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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MD17

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

MD17H, MD17V, MD17CH, MD17CV

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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MD17(SS)

1.5 Hour Rated Non-Motorized Stainless Steel Dynamic Fire Damper

MD17(SS)H, MD17(SS)V, MD17(SS)CH, MD17(SS)CV

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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MD37

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

MD37H, MD37V, MD37CH, MD37CV

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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R17

1½ Hour Rated True Round "Philips" Curtain Fire Damper

R17

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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R9

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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