BD-563

Manufacturer: American Warming and Ventilating

BD-563 10” Round Counterbalanced Backdraft Damper.
Counterbalanced Backdraft, Single Thickness (Vertical or Horizontal Mount).

Damper Depth10" Min.

DescriptionCounterbalanced Backdraft, Single Thickness (Vertical or Horizontal Mount)

Max Face Velocity4000 FPM

Max Pressure13.5 in. wg

Max Temperature300 F

Min Size12" Dia.

Max Size72" Dia.

Frame Material10 Ga. Mild Steel thru 3/16" thk. Mild Steel

Blade Material10 Ga. Mild Steel thru 1/4" thk. Mild Steel

Axles3/4" Dia. Mild Steel thru 2" Dia. Mild Steel, Full Length

BearingsRelubricable Ball Bearings

LinkageNone

Stops1/2" Dia. Steel Pin

Finish(1) Coat of Primer

ActuatorCounterbalanced For Ease Of Operation

SealsNone Is Standard (upon request, see seal options)