
57 In.H-W 12.8 In.L Squ Stl Mtrzd Cntrl Dampr, For Nominal Duct Diameter Not Applicable, Damper Application Motorized, Number of Panels 2, Overall Height 57 in, Overall Length 12 3/4 in, Rough Opening Shape Square, For Duct Shape Square, Overall Width 57 in, Frame Material Thickness 14 ga, Blade Material Galvanized Steel, Maximum Air Pressure 4 in wg, Overall Diameter 57 in, Rough Opening Length 55 in, Rough Opening Width 55 in, Damper Type Dynamic, Maximum Air Velocity 3500 fpm
🏢
Corporate Procurement & PO Processing
Formal Purchase Orders (POs) and tax-exempt ordering are accepted for commercial contractors and institutional facilities.
Apply for Trade Account & Terms →📋 Procurement & Shipping Notice
- LTL Freight Dispatch: Heavy commercial units ship directly via insured LTL carrier with delivery coordination included.
- Project Timelines & Submittals: Need guaranteed delivery dates, formal submittals, or tax-exempt processing?
👉 Request a Commercial Quote or contact our procurement team for direct freight scheduling.