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New stack damper option

Forney dampers combine Damper Design™ field proven designs into a unique engineered solution to meet your plants specific needs.
New stack damper option
Proper functioning dampers are vital to the operation of your plant, so we put our design emphasis on areas critical to the effectiveness and life of the damper. Forney supplies a complete line of high quality dampers to utility and heavy industrial customers, including:
  • Louver Dampers
  • Guillotine Dampers
  • Double Louver Dampers
  • Round or Butterfly Dampers
  • Poppet Dampers
  • Expansion Joints
  • Air Heater Seals
BIplane damper
The BiPlane™ Louver provides superior function over tradition double louver damper designs.  The BiPlane design provides zero leak sealing when control or isolation is needed. Less damper gives better …
HRSG bypass
For HRSG bypass applications, Forney provides a better, faster, cheaper alternative to a typical flap and guillotine damper arrangement. Forney utilizes two BiPlane Dampers for superior isolation and …
Stack dampers
Stack dampers are used to reduce heat loss and prevent rain water from entering your process. Due to the environment these dampers are subject to, it is important that you choose a durable damper from …
 Forney high performance damper
The Forney high performance, severe service expansion joint is designed to take the most extreme movements without inducing unneeded loads onto the adjacent duct.