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TAMCO Install Types

Install Types for backdraft dampers.

Rear Flange
1 7/8" rear flange

  • 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 ΒΌ" (6.4 mm) clearance is deducted from a Rear Flange install type. This affects the effective flange.

TAMCO Medium-Duty Backdraft Damper Installation Guidelines