FI Butterfly dampers are available for a wide variety of applications in round ductwork, where low-leakage isolation, flow control, or a combination of the two is desired. Varying degrees of isolation can be obtained from 90 to 99.9% depending on the seal arrangement.

Heavy-duty design that is suitable for applications with clean, corrosive, dirty, and/or dry environments.

Manufactured in-house under strict quality control procedures. IFI’s range of butterfly dampers are best suited in Duct and Ventilation system where flow control and balancing is required.

Salient Features

  1. Excellent for isolation & balancing of ducts.
  2. No leakage
  3. Lower cost
  4. Easily maintained
  5. Available in circular square and rectangular design.
  6. Can be actuated through motor, pneumatic cylinder of manually.
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