Standard

Our most economical and best selling round butterfly damper.

The BRI-M was developed as a response to our customers desire for
an economical industrial Butterfly damper which could be used in utility
applications.

They specifically requested that the dampers use the same commercially
available angle flanges as was being used on their ducting to facilitate
problem free installation.

The model BRI-M is available in carbon and standard stainless steels from
8" diameter. through 50" diameter in 1" increments and 52" through 72"
diameter in 2" increments. Designs and material options are available for
temperatures to 1600° F.

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Model BSI (Square or Rectangular) and Model BRI (Round)  

Custom

Heavy duty industrial grade butterfly dampers are custom designed
for use in high temperature and pressure applications where special
flanges and other custom features are required.

Flange size and drilling is to customer specifications.

Designs and material options are available for operating temperatures
up to 2000° F and differential pressures to 6 PSI.

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