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4400CB HEAVY DUTY INDUSTRIAL BACKDRAFT DAMPER

4400CB is a heavy duty industrial counterbalanced backdraft damper designed to prevent the backflow of air while allowing for automatic air intake or exhaust in industrial HVAC or process air systems

Frame: 8" x 2" x 14 ga. (203 x 51 x 2) galvanized steel channel.

Blade Thickness: 7" (178) wide maximum, 16 ga. (1.6) galvanized steel, vee blade design.

Linkage:Heavy duty linkage arms and plated steel tie bar, concealed out of the airstream.

Bearings: Sleeve Type Bearing pressed into frame.

Axles: 1/2" (13) dia. plated steel.

Standard Finish: Mill galvanized

Temperature Range: -40°F to +180°F (-40C to +82C)

Minimum Single Section:6” x 6” (152 x 152)

Maximum Single Section:48” x 96” (1219 x 2438)

• Factory supplied actuators
• External Bolt-On Ball Bearings
• Stainless Steel Sleeve Bearings (Pressed in)
• EPDM Blade Seals (Max. 121⁰ C / 250⁰F)
• Silicone Blade Seals (Max. 400⁰F [204⁰C])
• Custom Mounting Holes
 

Ventex