
Roof Ventilator Base Adapter, Function Adapts 22-1/8 in Round Base to 24 in Square Base, Material Steel, Overall Width 24 in, For Round Base Diameter 22 1/8 in, Flange Height 1 3/4 in, Compatible Grainger Part Number 4HZ50, 4HZ51, 4HZ54, 4HZ55, 5DVL9, 5DVN0, Finish Galvanized, For Fan Type Upblast Fans, Includes (6) Bolts, (6) Nuts, Metal Material Thickness 1.7 in
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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.