
51 In.H 45 In.W Drnbl Extrd Alu Intake Louver, Louver Type Stationary Blade, Frame Type Flanged, Frame Depth 4 in, Mounting Style Surface Mount, Outside Height 47 1/2 in, Outside Width 41 1/2 in, Rough Opening Height 48 in, Rough Opening Width 42 in, Louver Maximum Intake 7,391 cfm, Maximum Exhaust 10,569 cfm, Maximum Outside Width 44 1/2 in, Minimum Outside Width 44 1/2 in, Flange Width 1 1/2 in, Free Area 7.5 sq ft, Beginning Point of Water Penetration 1,031 fpm, 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.