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70

7.5" Deep Round Galvanized Steel Damper

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .012 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .012 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): -35 °F to 180 °F

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70-GL

7.5" Deep Round Galvanized Steel Damper with Honeywell Actuator

70GL

Maximum Velocity (FPM): 1500 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .012 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .012 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1500 fpm (FPM)
Temperature Rating (°F): 250 °F

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70-R

7.625" Deep Round Single Blade Galvanized Steel Damper with Nine Position Locking Hand Quadrant

70R

Maximum Velocity (FPM): 1500 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .012 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .012 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1500 fpm (FPM)
Temperature Rating (°F): 250 °F

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75

7.5" Deep Round Aluminum Damper

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .012 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .012 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): -35 °F to 180 °F

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80

7.5" Deep Round Stainless Steel Damper

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .012 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or 316 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .012 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): -35 °F to 180 °F

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150VCD

4" Deep Single Blade Volume Control Balancing Damper

150VCD

Maximum Velocity (FPM): 1500 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .037 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Rectangular
Pressure Drop: .037 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1500 fpm (FPM)
Temperature Rating (°F): 250 °F

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182

4" Deep Single Thickness Blade Stainless Steel Control Damper

182

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .037 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or 316 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .037 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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200VCRD

Round Single Blade Volume Control Damper

200VCRD

Maximum Velocity (FPM): 1500 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .012 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .012 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1500 fpm (FPM)
Temperature Rating (°F): 250 °F

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225-B

2" Deep Light Duty Aluminum Pressure Relief Backdraft Damper

225B

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .14 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Parallel
Pressure Drop: .14 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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303

8" Deep Light Industrial Single Thickness Control Damper

303

Maximum Velocity (FPM): 4000 fpm
Max Static Pressure: 5 .in w.g. @ 1000 fpm
Pressure Drop: .017 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .017 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 4000 fpm (FPM)
Temperature Rating (°F): 250 °F

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304

8" Deep Light Duty Industrial Galvanized Damper

304

Maximum Velocity (FPM): 4000 fpm
Max Static Pressure: 10 .in w.g. @ 1000 fpm
Pressure Drop: .017 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .017 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 4000 fpm (FPM)
Temperature Rating (°F): 250 °F

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335

2" Deep Aluminum Backdraft Damper

335

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .35 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .35 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -40 °F to 190 °F

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354

6" to 8" Deep Double Deck Multi-Zone Damper

354

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 2 .in w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Maximum Velocity (FPM): 1000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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356-10

10" Deep Triple Deck Multi-Zone Damper

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 2 .in w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Maximum Velocity (FPM): 1000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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366

4' Deep Galvanized Steel Backdraft Damper - Intake or Discharge

366

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

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -30 °F to 180 °F

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388

Galvanized Steel Round Backdraft Damper

388

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -35 °F to 180 °F

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389

Aluminum Round Backdraft Damper

389

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -35 °F to 180 °F

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390

Stainless Steel Round Backdraft Damper

390

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or 316 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): -35 °F to 180 °F

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395

4" Deep Single Thickness Blade Low Leakage Control Damper

395

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .04 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .04 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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421

10" Deep Industrial Single Thickness Blade Control Damper

421

Maximum Velocity (FPM): 2500 fpm
Max Static Pressure: 6 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2500 fpm (FPM)
Temperature Rating (°F): 250 °F

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422

10" Deep Industrial Single Thickness Blade Control Damper

422

Maximum Velocity (FPM): 2500 fpm
Max Static Pressure: 8 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2500 fpm (FPM)
Temperature Rating (°F): 250 °F

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423

10" Deep Formed Steel Industrial Control Damper

423

Maximum Velocity (FPM): 2500 fpm
Max Static Pressure: 10 .in w.g. @ 1000 fpm
Pressure Drop: .05 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2500 fpm (FPM)
Temperature Rating (°F): 250 °F

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495

5.5" Deep Single Thickness Blade Control Damper (Parallel)

495

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .03 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or 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)
Temperature Rating (°F): 200 °F

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496

5.5" Deep Single Thickness Blade Control Damper (Opposed)

496

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .03 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Opposed
Frame Shape: Rectangular
Pressure Drop: .03 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): 200 °F

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500-B

2" Deep Light Duty Aluminum Pressure Relief Damper

500B

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .075 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .075 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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503

2" Deep Light Duty Stainless Steel Backdraft Damper

503

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .25 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or 316 Stainless Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Frame Shape: Rectangular
Pressure Drop: .25 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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506

5" Deep Parallel Single Thickness Blade Pin-Lock Control Damper

506

Maximum Velocity (FPM): 2500 fpm
Max Static Pressure: 2.5 .in w.g. @ 1000 fpm
Pressure Drop: .03 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Parallel
Pressure Drop: .03 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2500 fpm (FPM)

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507

5" Deep Opposed Single Thickness Blade Pin-Lock Control Damper

507

Maximum Velocity (FPM): 2500 fpm
Max Static Pressure: 2.5 .in w.g. @ 1000 fpm
Pressure Drop: .03 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Opposed
Frame Shape: Rectangular
Pressure Drop: .03 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2500 fpm (FPM)

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580-BD

10" Deep Round Industrial Backdraft Damper

580BD

Maximum Velocity (FPM): 6000 fpm
Max Static Pressure: 8 .in w.g. @ 1000 fpm
Pressure Drop: < .1 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Fabricated Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: < .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 6000 fpm (FPM)
Temperature Rating (°F): 200 °F

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580-R

Industrial Single Blade Round Control Damper

580R

Maximum Velocity (FPM): 10000 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 Fabricated Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: < .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 10000 fpm (FPM)
Temperature Rating (°F): 250 °F

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581-R

Industrial Heavy Duty Round Control Damper

581R

Maximum Velocity (FPM): 10000 fpm
Max Static Pressure: 16 .in w.g. @ 1000 fpm
Pressure Drop: < .1 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, 316 Stainless Steel, or Fabricated Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: < .1 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 10000 fpm (FPM)
Temperature Rating (°F): 250 °F

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655

4" Deep Extruded Aluminum Backdraft Damper

655

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .14 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Parallel
Pressure Drop: .14 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 1000 fpm (FPM)
Temperature Rating (°F): -40 °F to 190 °F

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1660

5.5" Deep Single Thickness Blade Balancing Damper

1660

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .04 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Pressure Drop: .04 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): 200 °F

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1661

5.5" Deep Single Thickness Blade Balancing Damper

1661

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .04 in. w.g. @ 1000 fpm

Material Options: 304 Stainless Steel, or Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Opposed
Frame Shape: Rectangular
Pressure Drop: .04 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): 200 °F

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1770

4" Deep Single Thickness Blade Steel Control Damper

1770

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .037 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel / Opposed
Frame Shape: Rectangular
Pressure Drop: .037 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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SB-28

2" Deep Single Blade Aluminum Damper

SB28

Maximum Velocity (FPM): 2000 fpm
Max Static Pressure: 1 .in w.g. @ 1000 fpm
Pressure Drop: .037 in. w.g. @ 1000 fpm

Material Options: Extruded Aluminum 6063 Alloy
Blade Type: Single Thickness Blade
Blade Action: Single
Pressure Drop: .037 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 2000 fpm (FPM)
Temperature Rating (°F): -40 °F to 180 °F

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250-SRD

Round Single Blade Control Damper with Seals

250SRD

Maximum Velocity (FPM): 3000 fpm
Max Static Pressure: 6 .in w.g. @ 1000 fpm
Pressure Drop: .013 in. w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Single
Frame Shape: Round
Pressure Drop: .013 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): 250 °F

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A2 EP Series

Class II Single Thickness Blade Smoke Damper (3000 FPM, 4 in. w.g. Max)

A2H25034

Maximum Velocity (FPM): 3000 fpm

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

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A2(SS)

Class II Single Thickness Blade Stainless Steel Smoke Damper

A2(SS)H250

Maximum Velocity (FPM): 3000 fpm

Material Options: 304 Stainless Steel
Blade Type: Single Thickness Blade
Frame Shape: Rectangular
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): 250 °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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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 DAN Variant

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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MS17

1½ Hr. Rated Vertical Mount Non-Motorized Fire Damper

MS17V, MS17CV

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

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356-12

12" Deep Triple Deck Multi-Zone Galvanized Steel Damper

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 2 .in w.g. @ 1000 fpm

Material Options: Galvanized Steel
Blade Type: Single Thickness Blade
Blade Action: Parallel
Maximum Velocity (FPM): 1000 fpm (FPM)
Temperature Rating (°F): -20 °F to 140 °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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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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AS2C GCF Series

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 ECF Series

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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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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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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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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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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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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A1

Class I Single Thickness Blade Smoke Damper

A1H250, A1H350

Maximum Velocity (FPM): 2000 fpm

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

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A1 EP Series

Class I Single Thickness Blade Smoke Damper (EP Series)

A1H25034, A1H35034

Maximum Velocity (FPM): 3000 fpm

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

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A1(SS)

Class I Single Thickness Blade Stainless Steel Smoke Damper

A1(SS)H250

Maximum Velocity (FPM): 3000 fpm

Material Options: 304 Stainless Steel
Blade Type: Single Thickness Blade
Pressure Drop: .05 in. w.g. @ 1000 fpm
Maximum Velocity (FPM): 3000 fpm (FPM)
Temperature Rating (°F): 250 °F

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A2

Class II Single Thickness Blade Smoke Damper

A2H250, A2H350

Maximum Velocity (FPM): 2000 fpm

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

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UR1

Class I Single Thickness Blade Smoke Damper w/ Integrated Sleeve

UR1H250, UR1H350, UR1V250, UR1V350

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

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UR2

Class II Single Thickness Blade Smoke Damper w/ Integrated Sleeve

UR2H250, UR2H350, UR2V250, UR2V350

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

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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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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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MD17(SS) HP Series

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

MD17(SS)H4, MD17(SS)V4, MD17(SS)CH4, MD17(SS)CV4

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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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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