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Product Filters

Product Type

Filters Product Type

Construction

Filters Construction

Certification

Filters Certification

Performance

Filters Performance

Product Type Filters

Life Safety (UL Rated) 97

Dynamic Fire Dampers 22

Fire-Smoke Dampers 39

Smoke Dampers 18

Static Fire Dampers 13

Non-UL Dampers 63

Control Dampers 31

Balancing Dampers 7

Backdraft Dampers 13

Round Dampers 16

Industrial Dampers 13

Multi Zone Dampers 3

Louvers 121

Stationary Louvers 54

Severe Weather Louvers 25

Adjustable / Combination Louvers 27

Acoustical Louvers 8

Brick Vents 2

Doors 38

Aluminum Plenum Access Doors 20

Steel Plenum Access Doors 6

Duct Access Doors 12

Access Doors 38

Rooftop 17

Penthouses 8

Sunshades / Vision Screens 9

Construction Filters

Materials

Extruded Aluminum 6063 Alloy 6
Rolled Aluminum 0
Structural Aluminum 0

304 Stainless Steel 4
316 Stainless Steel 4
Fabricated Steel 1
Galvaneal (When Finish / Field Painting Is Required) 0
Galvanized Steel 5
Hot Rolled Steel 0
Structural Steel 0

General Construction

General Construction Properties

Insulation

Louver/Damper Construction

Blade Construction Properties

Blade Type

Drainable Blade

Blade Movement

Blade Action

Blade Depth

in.

in.

4 in. 8 in.

Blade Angle

deg.

deg.

0 deg. 45 deg.

Single Panel Size

Min Size Width

in.

3.75 in. 44 in.

Max Single Panel Width

in.

14 in. 60 in.

Min Size Height

in.

3 in. 44 in.

Max Single Panel Height

in.

10 in. 96 in.

Min Size Diameter

in.

4 in. 11.75 in.

Max Single Panel Diameter

in.

11 in. 34 in.

Mount Orientation

Horizontal

Vertical

Horizontal or Vertical

Frame Construction Properties

Frame Depth:

in.

in.

0.465 in. 18 in.

Frame Shape

Frame Style

Frame Type

UL / Life Safety Construction

Actuator Closure Type

Certifications Filters

Certifications and Ratings

Life Safety Standards

Underwriters Laboratories, Inc.: 555 63
National Fire Protection Association: 80 & 90A 80
Underwriters Laboratories, Inc.: 555S 57
Underwriters Laboratories, Inc.: 555C 5

UL Temperature

UL Temperature Rating: 250° 50
UL Temperature Rating: 350° 38
UL Temperature Rating: 250°/350° 45

For Airflow

AMCA Rating (Air Leakage) 2
AMCA Rating (Air Performance) 81

UL Fire Rating

UL Fire Resistance Rating: 1.5 Hours 48
UL Fire Resistance Rating: 3 Hours 26

UL Leakage Rating

UL Leakage Rating: Class I 26
UL Leakage Rating: Class II 31

For Rainfall Protection

AMCA Rating (Water Penetration) 33
AMCA Rating (Wind Driven Rain) 17

For Hurricane Protection

Miami-Dade Approved 4
AMCA Rating 540 (Missile Impact) 5
AMCA Rating 550 (High Velocity WDR) 6

Other Certifications

ICC's International Building Code 78

Performance Filters

Airflow Performance

All Airflow Properties

Max Velocity:

fpm
to

fpm

1000 fpm 10000 fpm
Pressure Drop:

in. w.g.
to

in. w.g.

0.012 in w.g. @ 1000 fpm 0.7 in w.g. @ 1000 fpm
Begining Point of Water Penetration (fpm):

fpm
to

fpm

459 fpm 1250 fpm
Begining Point of Water Penetration (cfm):

cfm
to

cfm

3383 cfm 11550 cfm
Free Area:

%
to

%

24.88% 72.6%
Max Static Pressure

in. w.g.
1 in. w.g. 20 in. w.g.

Group Products

Product Type

Construction

Certification

Performance

Filters Applied

Clear All Product Type: Backdraft Dampers

Page 1 of 1 (13 Results, 13 Groups)

12 Per Page 24 Per Page 60 Per Page 120 Per Page

BS66

4' Deep Galvanized Steel Backdraft Damper - Intake or Discharge

BS66

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

1 in Group Compare

A388

Galvanized Steel Round Backdraft Damper

A388

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

1 in Group Compare

BID4

4" Deep Heavy Duty Teardrop Blade Formed Steel Backdraft Damper

BID4

Maximum Velocity (FPM): 2500 fpm
Max Static Pressure: 10 .in w.g. @ 1000 fpm
Pressure Drop: .67 in. w.g. @ 1000 fpm

1 in Group Compare

BID9

10" Deep Aluminum Teardrop Blade Backdraft Damper

BID9

Maximum Velocity (FPM): 1000 fpm
Max Static Pressure: 4 .in w.g. @ 1000 fpm
Pressure Drop: .075 in. w.g. @ 1000 fpm

1 in Group Compare

A390

Stainless Steel Round Backdraft Damper

A389

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

1 in Group Compare

A503

2" Deep Light Duty Stainless Steel Backdraft Damper

A503

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

1 in Group Compare

A580-BD

10" Deep Round Industrial Backdraft Damper

A580BD

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

1 in Group Compare

A225-B

2" Deep Light Duty Aluminum Pressure Relief Backdraft Damper

A225B

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

1 in Group Compare

A335

2" Deep Aluminum Backdraft Damper

A335

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

1 in Group Compare

A389

Aluminum Round Backdraft Damper

A389

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

1 in Group Compare

BSL

2" Deep Light Duty Aluminum Pressure Relief Damper

BSL

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

1 in Group Compare

BS55

4" Deep Extruded Aluminum Backdraft Damper

BS55

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

1 in Group Compare

BID8

4" Deep Aluminum Teardrop Blade Backdraft Damper

BID8

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

1 in Group Compare

Page 1 of 1 (13 Results, 13 Groups)

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Air Balance builds dependable HVAC solutions, including AMCA-rated louvers, UL-classified dampers, and more. Take a balanced approach to HVAC and Life Safety.

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450 Riverside Drive
Wyalusing, PA 18853
p : (570) 746-1888
f : (570) 746-9286
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