Fire-Smoke Dampers

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Fire-Smoke Dampers

These dampers are tested for fire and smoke safety requirements. Models rated for 1.5 or 3-hours fire resistance and for Class 1 or Class 2 Smoke Leakage.

Products 27

Products

AR1

Class I, 1.5 Hour Single Thickness Blade Mini Combination Fire-Smoke Damper

AR1H250, AR1H350, AR1V250, AR1V350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .03 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AR2

Class II, 1.5 Hour Single Thickness Blade Mini Combination Fire-Smoke Damper

AR2H250, AR2H350, AR2V250, AR2V350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .03 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS1

Class I 1.5 Hour Single Thickness Blade Combination Fire-Smoke Damper

AS1H250, AS1H350, AS1V250, AS1V350

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS1(SS)

Class I 1.5 Hour Single Thickness Blade Stainless Steel Combination Fire-Smoke Damper

AS1(SS)H250, AS1(SS)V250

Maximum Velocity (FPM): 3000 fpm

Material Options: 304 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS1GF

Class I, 1.5 Hour Front Access Grille Fire-Smoke Damper (3.5-inch setback)

AS1HD250, AS1HD350, AS1VF250, AS1VF350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS1GF

Class I, 1.5 Hour Front Access Grille Fire-Smoke Damper (1.5-inch setback)

AS1HE250, AS1HE350, AS1VG250, AS1VG350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS2

Class II 1.5 Hour Single Thickness Blade Combination Fire-Smoke Damper

AS2H250, AS2H350, AS2V250, AS2V350

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS2(SS)

Class II 1.5 Hour Single Thickness Blade Stainless Steel Combination Fire-Smoke Damper

AS2(SS)H, AS2(SS)V

Maximum Velocity (FPM): 3000 fpm

Material Options: 304 Stainless Steel, or 316 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS2C

Class II 1.5 Hour Tunnel-Type Single Thickness Blade Combination Fire-Smoke Damper

AS2C250

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F

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AS2C

Class II 1.5 Hour Tunnel-Type Single Thickness Blade Fire-Smoke Damper (No Flange)

AS2C2G250

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F

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AS2C

Class II 1.5 Hour Tunnel-Type Fire-Smoke Damper (1.75" Grille Clearance)

AS2C2H250, AS2C2J250

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F

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AS2C

Class II 1.5 Hour Tunnel-Type Combination Fire-Smoke Damper (3" Grille Clearance)

AS2C2I250, AS2C2K250

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F

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AS2GF

Class II, 1.5 Hour Front Access Grille Fire-Smoke Damper (3.5-inch setback)

AS2HD250, AS2HD350, AS2VF250, AS2VF350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AS2GF

Class II, 1.5 Hour Front Access Grille Fire-Smoke Damper (1.5-inch setback)

AS2HE250, AS2HE350, AS2VG250, AS2VG350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AT1

Class I, 3 Hour Single Thickness Blade Combination Fire-Smoke Damper

AT1H250, AT1H350, AT1V250, AT1V350

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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AT2

Class II, 3 Hour Single Thickness Blade Combination Fire-Smoke Damper

AT2H250, AT2H350, AT2V250, AT2V350

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .06 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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RA

Class I True Round Combination Fire-Smoke Damper

RA250, RA350

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: True Round Straight
Frame Shape: Round
Pressure Drop: .015 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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UA1

Class I, 1.5 Hour Airfoil Blade Combination Fire-Smoke Damper

UA1H250, UA1V250, UA1H350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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UA1GF

Class I, 1.5 Hour Front Access Grille Airfoil Blade Fire-Smoke Damper (1.5-inch setback)

UA1HE250, UA1HE350, UA1VG250, UA1VG350

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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UA1GF

Class I, 1.5 Hour Front Access Grille Airfoil Blade Fire-Smoke Damper (3.5-inch setback)

UA1HD250, UA1HD350, UA1VF250, UA1VF350

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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UA2

Class II, 1.5 Hour Airfoil Blade Combination Fire-Smoke Damper

UA2H250, UA2H350, UA2V250, UA2V350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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UA2GF

Class II, 1.5 Hour Front Access Grille Airfoil Blade Fire-Smoke Damper (1.5-inch setback)

UA2HE250, UA2HE350, UA2VG250, UA2VG350

Maximum Velocity (FPM): 4000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 4000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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UA2GF

Class II, 1.5 Hour Front Access Grille Airfoil Blade Fire-Smoke Damper (3.5-inch setback)

UA2HD250, UA2HD350, UA2VF250, UA2VF350

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.
Temperature Rating (°F): 250 °F to 350 °F

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UA2M

Class II, 1.5 Hour Modulating Airfoil Blade Combination Fire-Smoke Damper

UA2HM250, UA2VM250

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 1.5 hrs.
Temperature Rating (°F): 250 °F

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VA1

Class I, 3 Hour Airfoil Blade Combination Fire-Smoke Damper

VA1H250, VA1H350, VA1V250, VA1V350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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VA2

Class II, 3 Hour Airfoil Blade Combination Fire-Smoke Damper

VA2H250, VA2H350, VA2V250, VA2V350

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.
Temperature Rating (°F): 250 °F to 350 °F

More Info

VA2M

Class II, 3 Hour Modulating Airfoil Blade Combination Fire-Smoke Damper

VA2HM250, VA2VM250

Maximum Velocity (FPM): 2000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.
Temperature Rating (°F): 250 °F

More Info