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56

6.5" Deep Aluminum Airfoil Control Damper with Transition

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 6 .in w.g. @ 1000 fpm
Pressure Drop: .04 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Frame Shape: Round
Pressure Drop: .04 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)

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AF-206

5" Deep Aluminum Airfoil Blade Damper (Parallel)

206

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .04 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade
Blade Action: Parallel
Pressure Drop: .04 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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AF-207

5" Deep Aluminum Airfoil Blade Damper (Opposed)

207

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .04 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade
Blade Action: Opposed
Pressure Drop: .04 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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300

4" Deep Light Industrial Airfoil Control Damper

300

Maximum Velocity (FPM): 4000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .035 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .035 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 4000 fpm (FPM)
Temperature Rating (°F): 250 °F

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515SAF

5.5" Deep Airfoil Blade Steel Control Damper (Parallel)

515SAF

Maximum Velocity (FPM): 4000 fpm
Max Static Pressure: 8 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 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)
Temperature Rating (°F): 150 °F

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516SAF

5.5" Deep Airfoil Blade Steel Control Damper (Opposed)

516SAF

Maximum Velocity (FPM): 4000 fpm
Max Static Pressure: 8 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Opposed
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 4000 fpm (FPM)
Temperature Rating (°F): 150 °F

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517 / 518

5.5" Deep Airfoil Blade Steel Control Damper

Featured

518

Maximum Velocity (FPM): 5000 fpm
Max Static Pressure: 12 .in w.g. @ 1000 fpm
Pressure Drop: .03 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .03 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 5000 fpm (FPM)
Temperature Rating (°F): -40 °F to 200 °F

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530

10" Deep Industrial Formed Steel Airfoil Control Damper

530

Maximum Velocity (FPM): 8000 fpm
Max Static Pressure: 12 .in w.g. @ 1000 fpm
Pressure Drop: < .1 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: < .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 8000 fpm (FPM)
Temperature Rating (°F): 450 °F

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531

10" Deep Industrial Formed Steel Airfoil Control Damper

531

Maximum Velocity (FPM): 8000 fpm
Max Static Pressure: 20 .in w.g. @ 1000 fpm
Pressure Drop: < .1 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Pressure Drop: < .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 8000 fpm (FPM)
Temperature Rating (°F): 450 °F

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540

10" Deep Industrial Formed Steel Airfoil "Hi-Temp" Control Damper

540

Maximum Velocity (FPM): 8000 fpm
Max Static Pressure: 15 .in w.g. @ 1000 fpm
Pressure Drop: < .1 in. w.g. @ 1000 fpm

Material Options: Hot Rolled Steel
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Pressure Drop: < .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 8000 fpm (FPM)
Temperature Rating (°F): 800 °F

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545

10" Deep Industrial Formed Steel Airfoil Control Damper (Clean Air)

545

Maximum Velocity (FPM): 8000 fpm
Max Static Pressure: 10 .in w.g. @ 1000 fpm
Pressure Drop: < .1 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Pressure Drop: < .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 8000 fpm (FPM)
Temperature Rating (°F): 400 °F

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AFD-20

5" Deep Ultra Low Leak Airfoil Control Damper

Featured

AFD20

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Insulation: Uninsulated
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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EA-680-DAF

6" Deep 35° Drain Blade and Adjustable Airfoil Blade Louver

EA680DAF

Free Area %: 52%
Pressure Drop: .14 in. w.g. @ 1026 fpm
Water Penetration (fpm): 1029 (fpm)

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade
Pressure Drop: .14 in. w.g. @ 1026 fpm
Water Penetration (fpm): 1029 (fpm)(FPM)

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545-INS

10" Deep Industrial Insulated Airfoil Control Damper (Clean Air)

545INS

Maximum Velocity (FPM): 8000 fpm
Max Static Pressure: 10 .in w.g. @ 1000 fpm
Pressure Drop: .1 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel / Opposed
Pressure Drop: .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 8000 fpm (FPM)
Temperature Rating (°F): 200 °F

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AA2M

Class II Airfoil Blade Modulating Smoke Damper

AA2M

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)
Temperature Rating (°F): 250 °F

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EA-680-DAF-C

6" Deep 35° Drain Blade and Adjustable Airfoil Blade Louver w/ Concealed Actuator

EA680DAFC

Free Area %: 52%
Water Penetration (fpm): 1029 (fpm)

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade
Water Penetration (fpm): 1029 (fpm)(FPM)

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EA-680-D-AF-M

6" Deep 35° Drain Blade and Adjustable Airfoil Blade Louver w/ Concealed Mullions

EA680DAFM

Free Area %: 52%
Water Penetration (fpm): 1029 (fpm)

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade
Water Penetration (fpm): 1029 (fpm)(FPM)

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EA-700-4

4" Deep Adjustable Louver With Insulated Airfoil Blades

EA7004

Free Area %: 38%

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Airfoil Blade

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UA1 EP Series

Class I, 1.5 Hour Airfoil Blade Fire-Smoke Damper (3000 FPM, 4 in. w.g Max)

UA1H25034, UA1V25034, UA1H35034

Maximum Velocity (FPM): 3000 fpm

Material Options: Galvanized Steel
Blade Type: Airfoil Blade
Blade Action: Parallel
Frame Shape: Rectangular
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 HP Series

Class I, 1.5 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 4 in. w.g. Max)

UA1H25044, UA1V25044, UA1H35044

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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UA1 HE Series

Class I, 1.5 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 6 in. w.g. Max)

UA1H25046, UA1V25046, UA1H35046

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 (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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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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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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UA2 HE Series

Class II, 1.5 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 6 in. w.g. Max)

UA2H25046, UA2H35046, UA2V25046, UA2V35046

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 HP Series

Class II, 1.5 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 4 in. w.g. Max)

UA2H25044, UA2H35044, UA2V25044, UA2V35044

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 EP Series

Class II, 1.5 Hour Airfoil Blade Fire-Smoke Damper (3000 FPM, 4 in. w.g. Max)

UA2H25034, UA2H35034, UA2V25034, UA2V35034

Maximum Velocity (FPM): 3000 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): 3000 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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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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VA1 EP Series

Class I, 3 Hour Airfoil Blade Fire-Smoke Damper (3000 FPM, 4 in. w.g. Max)

VA1H25034, VA1H35034, VA1H35034, VA1V35034

Maximum Velocity (FPM): 3000 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): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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VA1 HP Series

Class I, 3 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 4 in. w.g. Max)

VA1H25044, VA1H35044, VA1V25044, VA1V35044

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

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VA1 HE Series

Class I, 3 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 6 in. w.g. Max)

VA1H25046, VA1H35046, VA1V25046, VA1V35046

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): 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

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VA2 EP Series

Class II, 3 Hour Airfoil Blade Fire-Smoke Damper (3000 FPM, 4 in. w.g. Max)

VA2H25034, VA2H35034, VA2V25034, VA2V35034

Maximum Velocity (FPM): 3000 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): 3000 fpm (FPM)
Fire Resistance Rating (hrs): 3 hrs.
Temperature Rating (°F): 250 °F to 350 °F

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VA2 HP Series

Class II, 3 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 4 in. w.g. Max)

VA2H25044, VA2H35044, VA2V25044, VA2V35044

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

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VA2 HE Series

Class II, 3 Hour Airfoil Blade Fire-Smoke Damper (4000 FPM, 6 in. w.g. Max)

VA2H25046, VA2H35046, VA2V25046, VA2V35046

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

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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

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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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AA1

Class I Airfoil Blade Smoke Damper

AA1H250, AA1H350

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

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AA1 EP Series

Class I Airfoil Blade Smoke Damper (EP Series)

AA1H25034, AA1H35034

Maximum Velocity (FPM): 3000 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): 3000 fpm (FPM)
Temperature Rating (°F): 250 °F to 350 °F

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AA1 HP Series

Class I Airfoil Blade Smoke Damper (HP Series)

AA1H25044, AA1H35044

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

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AA1 HE Series

Class I Airfoil Blade Smoke Damper (HE Series)

AA1H25046, AA1H35046

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

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AA2

Class II Airfoil Blade Smoke Damper

AA2H250, AA2H350

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

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AA2 EP Series

Class II Airfoil Blade Smoke Damper (EP Series)

AA2H25034, AA2H35034

Maximum Velocity (FPM): 3000 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): 3000 fpm (FPM)
Temperature Rating (°F): 250 °F to 350 °F

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AA2 HP Series

Class II Airfoil Blade Smoke Damper (HP Series)

AA2H25044, AA2H35044

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

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AA2 HE Series

Class II Airfoil Blade Smoke Damper (HE Series)

AA2H25046, AA2H35046

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

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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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MA37 HP Series

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

MA37H4, MA37V4, MA37CH4, MA37CV4

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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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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