DetailsModel PRD-RD Pressure Regulating Damper Is A Single Blade, Round Variation Of A Barometric Relief Damper. This Is The Simplest, Most Economical Way Of Bypassing Excess Static Pressure In Multi-Zone Applications. Resistance Is Controlled By Offsetting The Arm and Adjusting The Weights. The Arm Can Be Inserted Into Either Side Of The Damper For Added Versatility.
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Weight 4.2 Pounds (Lb) Width 12 Inches (In) Height 12 Inches (In) Country of Origin USA Length 12 Inches (In) Brand EWC Controls Galvanized Yes Damper Type Barometric Bypass Diameter 8" Approvals None Provided by Manufacturer Color Silver Composition Steel Finish Galvanized Gauge 24 GA Maximum Temperature 185°F (85°C) Shape Round Size 8" Warranty Offered Yes UL Listed No UL Recognized No