Dynamic Fire Dampers

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

Products 22

Products

R19

1½ Hour Rated True Round "Philips" Curtain Fire Damper

R19, R19

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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RF

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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D19F

1.5 Hour Rated Dynamic Curtain Blade Thin Line Fire Damper

D19FV

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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D19

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

D19AH, D19AV

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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D19X

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

D19XAH, D19XAV

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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D39

3 Hour Rated Curtain Blade Dynamic Fire Damper

D39AH, D39AV

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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D39X

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

D39XAH, D39XAV, D39XBH, D39XBV, D39XCH, D39XCV

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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MD39

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

MD39H, MD39V, MD39CH, MD39CV

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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MA39

3 Hour Rated Non-Motorized Airfoil Blade Dynamic Fire Damper

MA39H, MA39V, MA39CH, MA39CV

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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MA39 HP Series

3 Hour Rated Non-Motorized Airfoil Blade Dynamic Fire Damper (HP Series)

MA39H4, MA39V4, MA39CH4, MA39CV4

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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MD19(SS)

1.5 Hour Rated Non-Motorized Stainless Steel Dynamic Fire Damper

MD19HSS, MD19VSS, MD19CHSS, MD19CVSS

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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MD19(SS) HP Series

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

MD19HSS4, MD19VSS4, MD19CHSS4, MD19CVSS4

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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MD19

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

MD19H, MD19V, MD19CH, MD19CV

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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MA19

1.5 Hour Rated Non-Motorized Airfoil Blade Dynamic Fire Damper

MA19H, MA19V, MA19CH, MA19CV

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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D19B

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

D19BH, D19BV

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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D19C

1.5 Hour Rated Curtain Blade Dynamic Fire Damper

D19CH, D19CV

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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D39B

3 Hour Rated Curtain Blade Dynamic Fire Damper

D39BH, D39BV

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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D39C

3 Hour Rated Curtain Blade Dynamic Fire Damper

D39CH, D39CV

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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D19XB

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

D19XBH, D19XBV

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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D19XC

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

D19XCH, D19XCV

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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D39XB

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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D39XC

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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