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Overview

Model # BDD400 Store SKU # 1001690359

These back draft dampers are manufactured with galvanized steel and can be mounted directly in the ventilation duct to ease the installation. The two blades are opened by a spiral spring to prevent any malfunction. Furthermore, the dampers come with a gasket to insure a quiet and sealed operation. The BDD4 is suitable with 4'' duct.

  1. Neoprene damper seal minimizes leakage
  1. Requires from 0,04 to 0,08 inches wg pressure to open
  1. Simple inistallation in any position - entire assambly inserts into duct

Specifications

Dimensions

Assembled Depth (in inches)
3.0
Assembled Height (in inches)
4.0
Assembled Weight (in lbs)
1.0
Assembled Width (in inches)
4.0
Packaged Depth (in inches)
3
Packaged Height (in inches)
4
Packaged Weight (In lbs)
1
Packaged Width (in inches)
4

Warranty / Certifications

All Vortex Back Draft Dampers are warranted to be free from defective materials and workmanship for the period of one (1) year from the date of original purchase. Please contact the manufacturer at 1-800-489-1301 for more information.
4 inch back draft damperVortex Powerfan 4 inch back draft damperThese back draft dampers are manufactured with galvanized steel and can be mounted directly in the ventilation duct to ease the installation. The two blades are opened by a spiral spring to prevent any malfunction. Furthermore, the dampers come with a gasket to insure a quiet and sealed operation. The BDD4 is suitable with 4'' duct.
Vortex Powerfan
1001690359
CAD292026-07-12
The Home Depot Canada
4.85717