Parts Sale!


Take advantage of our 5% discount on new parts orders of $5,000+ for in-stock aftermarket parts placed May 28 - July 31. Click the link below to fill out your parts request and someone will get back with you immediately.

Parts Request

Butterfly Dampers

Butterfly Damper Design

Butterfly air dampers are single blade, low or minimum leakage dampers that are well suited for open-closed service or flow control balancing. ProcessBarron butterfly damper designs include:

  • Round, square, or rectangular blades
  • Electric, pneumatic, hydraulic, or manual gear actuators with pneumatic or electrical positioners for effective damper control
  • A high-temperature butterfly damper model with refractory lining on the blade and interior of the housing is available for elevated temperature applications up to 1400˚F
  • Damper furnished with stainless steel heat compensating blade seals