• Home
  • About
  • Products
    • View Entire Catalog
    • Combination Louvers/Dampers >
      • Model 2000 Combination Damper-Louver Intake
      • Model 2000 Combination Damper/Louver with Concealed Motor
      • Model 2100 AJUST-0-VENT Combination Airfoil Damper/Louver
      • Model 2200 Combination Damper/Louver Automatic Gravity Intake
      • Model 2300 Combination Damper/Louver Adjustable Air Exhaust
      • Model 2350 Combination Damper/Louver Automatic Gravity Relief
      • Model 2400 Combination Damper-Louver Intake/Relief
      • Model 2500 Combination Damper/Louver Gravity Relief
    • Stationary/Adjustable Louvers >
      • Model 2600 Extruded Aluminum 2" Deep Stationary Blade @ 30°
      • Model 2700 Extruded Aluminum 4" Deep Stationary Blade @ 30°
      • Model 2730 Extruded Aluminum 4" Deep "J" Blade @ 40°
      • Model 2740 Extruded Aluminum 4" Deep Stationary Blade @ 45°
      • Model 2745 Extruded Aluminum Louver Adjustable Blade
      • Model 2750 Extruded Aluminum 4" Deep Drainable Blade @ 45°
      • Model 2760 Extruded Aluminum 4" Deep Dual Drainable Blade @ 40°
      • Model 2770 Combination Intake-Discharge Condenser Louver
      • Model 2800 Extruded Aluminum 6" Deep Stationary Blade @ 35°
      • Model 2850 Extruded Aluminum 6" Deep Drainable Blade @ 35°
      • Model 2855 Extruded Aluminum Louver Drainable Adjustable Blade @ 35°
      • Model 2860 Extruded Aluminum AREST-O-VENT 6” Deep Triple Drainable Blade @ 35°
      • 2000 Series Manual Operators
    • Backdraft Dampers & Shutters >
      • Model 3100 Counterbalanced Backdraft Damper
      • Model 3200 Medium-Duty Counterbalanced Backdraft Damper
      • Model 3300 Round Counterbalanced Backdraft Damper
      • Model 3400 Extruded Aluminum Backdraft Damper
      • Model 3500 High Velocity Backdraft Damper
      • Model 3600 Fabric Blade Backdraft Damper
    • Fabricated Metal Louvers >
      • Model 4200 Fabricated Metal Louver 2" Deep "J" Blade @ 45°
      • Model 4400--4" deep blades @ 45°
      • Model 4410 Fabricated Metal Louver 4" Deep "K" Blade @ 45°
      • Model 4420 Fabricated Metal Louver 4" Deep Stationary Blade @ 30°
      • Model 4430 Fabricated Metal Louver 4" Deep "K" Blade @ 30°
      • Model 4440 Fabricated Metal Louver 4" Deep Stationary Blade @ 20°
      • Model 4450 Fabricated Metal Louver 4" Deep Drainable Blade
      • Model 4460 Fabricated Metal Louver 4" Deep Chevron Blade @ 45°
      • Model 4600 Fabricated Metal Louver 6" Deep Stationary Blade @ 45°
      • Model 4610 Fabricated Metal Louver 6" Deep "K" Blade @ 45°
      • Model 4620 Fabricated Metal Louver 6" Deep Stationary Blade @ 30°
      • Model 4650 Fabricated Metal Louver 6" Deep Drainable Blade
      • Model 4675 Fabricated Metal Louver Adjustable Blade @ 75°
      • Model 4685 Fabricated Metal Louver Insulated Blade @ 90°
      • Models 4405 4406 Fabricated Metal Louver Adjustable Blade @ 45°
      • Models 4455 & 4655 Fabricated Metal Louver Drainable Adjustable Blade @ 45°
      • 4000 Series Manual Operators
    • Air Control Dampers >
      • Model 5100 Multi Blade Control Damper
      • Model 5100-04 Multi-Zone Damper
      • Model 5101 Single Blade Control Damper
      • Model 5201 Econo-O-Vent Single-blade damper for branch-duct application
      • Model 5300 Round Damper
      • Model 5311 Medium Duty Round Damper
      • Model 5321 Manual Balancing Round Damper
      • Model 5333 Two Bladed Opposed Round Damper
      • Model 5610 Medium Duty External Linkage Damper
      • Model 5650 Medium Duty Airfoil Damper
      • Model 5700 Therm-O-Seal
      • Model 5810 Dyn-O-Seal
      • Model 5900 Airfoil Blade
      • Model 5940 Airfoil Blade External Linkage 4" Deep Thinkine
      • Model 5950 Airfoil Blade
      • 5000 Series Manual Operators
    • Fire Dampers >
      • 5500 Fire-Tite UL Fire Damper 3 Hour Rated
      • 5500 Fire-Tite UL Fire Damper A Frames
      • 5500 Fire-Tite UL Fire Damper B Frames
      • 5500 Fire-Tite UL Fire Damper C Frames
      • 5500 Fire-Tite UL Fire Damper CR Frames
      • 5500 Fire-Tite UL Fire Damper Thin 2 Frame
      • 5505G 1 1/2 Hour Rated Fire Damper Installation Instructions
      • 5515G 3 Hour Rated Fire Damper Installation Instructions
    • Ventilators >
      • Model 6100 Ventilator
      • Model 6200 Ventilator
    • Penthouses >
      • Model 7130 Extruded Aluminum Penthouse
      • Model 7140 Extruded Aluminum Penthouse
      • Model 7150 Extruded Aluminum Penthouse
      • Model 7162 Extruded Aluminum Penthouse
      • Model 7192 Extruded Aluminum Penthouse
      • Model 7242 Fabricated Metal Penthouse 4 J Blade
      • Model 7252 Fabricated Metal Penthouse
    • Roof Curbs and Equipment Supports >
      • Model 8110 Roof Curb
      • Model 8120 Roof Curb
      • Model 8130 Roof Curb
      • Model 8160 Roof Curb
      • Model 8210 Equipment Supports
      • Model 8220 Equipment Supports
      • Model 8230 Equipment Supports
      • Model 8600 Curb Adapter
      • Model 8700 Curb Adapter
    • Accessories
  • 10 Day Guarantee
  • Gallery
  • Contact
    • Find A Rep
  • News

3000 Series

Model 3400 Extruded Aluminum Backdraft Damper

Model 3400 Extruded Aluminum Backdraft Damper

Click Here for Printable PDF

Picture
Picture
Picture
STANDARD SPECIFICATIONS
  • FRAME:  .090 6063T5 extruded aluminum.
  • BLADE:  .050 6063T5 extruded aluminum.
  • BLADE EDGE SEAL:  Vinyl gasketing extending full length of blades.
  • LINKAGE:  Synthetic pivot brackets and metallic tie rods concealed in damper frame.
  • FINISH:  Standard Mill.
  • MAXIMUM SINGLE SECTION:  40" x 48"
  • MINIMUM SIZE:  6" x 6"
  • MAX. FACE VELOCITY:  2500 F.P.M.
OPTIONS
  • -31  Flange (specify air entering or air exiting).
  • -42  18 x 16 Mesh aluminum insect screen (Removable).
  • -89  Sleeve.
  • -48  18 x 14 Mesh S.S. insect screen (Removable).
  • -45  1/2" x 1/2" x .063 Aluminum screen (Removable).
  • -44  1/2" x 1/2" x 16 Gauge S.S. Screen (Removable).
  • -43  18 x 16 Mesh bronze insect screen (Removable).
  • -40  3/4" expanded aluminum birdscreen (Removable).
  • -40  3/4" expanded aluminum birdscreen (Removable).

NOTES
  1. Recommended for horizontal airflow only.
  2. A and B are opening dimensions. Unless otherwise specified, dampers are made 1/4" undersize.
  3. Counterweights factory provided for dampers 9" in height and above.

Picture
Picture
Vent Products
1901 S. Kilbourn 
Chicago, IL 60623
Phone: 773.521.1900
Fax: 773.521.5613
Toll Free: 800.368.8368
Picture
Picture
Picture
Picture
Picture
Picture
Website by Irmo Marketing
✕