PR 10 – Brownlee-Morrow Company


At Brownlee-Morrow, we value the health and safety of our employees, business partners, and the public. Brownlee-Morrow has sought and will continue to seek alignment with the most current Centers for Disease Control and Prevention (CDC) guidance pertaining to coronavirus (COVID-19) precautions. We are currently open and are servicing customers in both our Birmingham and Mobile locations.

PR 10

Manufacturer: American Warming and Ventilating

3" Pressure Relief Damper

Damper Depth3 1/2"

DescriptionPressure Relief, Single Thickness (Vertical or Horizontal Mount)

Max Face Velocity3000 FPM

Max Pressure2 in. wg

Max Temperature250 F

Min Size6" x 6"

Max Size48" x 96"

Frame Material16 Ga. Galvanized Steel

Blade Material16 Ga. Galvanized Steel, 10" Max Width

Axles1/2" Dia. Plated Steel, Stub

BearingsPress Fit Flanged Ball Bearings

LinkagePlated Steel Brackets, Brass Barrels and Plated Steel Rod

StopsGalvanized Steel


ActuatorCounterbalance and Pressure Set Weights

SealsNone Is Standard (upon request, see seal options)