Rear Flange

Medium-Duty Backdraft Dampers

  • Features
  • Documents
  • Rear Flange install type backdraft dampers are manufactured with a 1 7/8″ (47.6 mm) flange at the back and a 5/8″ flange at the front.
  • A ¼” (6.4 mm) clearance is deducted from a Rear Flange install type. This affects the effective flange.

Tamco Medium-Duty Backdraft Damper Installation Guidelines

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