
Roof Curb, For Fan Base Size 42 1/2 in to 48 in, Curb Height 12 in, Curb Inside Width 37 in to 45 1/2 in, Curb Outside Width 41 in to 49 1/2 in, Material Steel, Standards UL 705, For Use With 42 1/2 in to 48 in Square Base, Adjustability Adjustable, Ventilation Type Nonventilated, Application General Exhaust, Curb Shape Square, Damper Tray Size 39 in to 50 in, Features Flashing Flange, Finish Galvanized, Flashing Flange Width 4 in, For Fan Type Downblast Fans, Filtered Supply Fans, Upblast Fans
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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.