Roof Curb Adapter, Curb Side Sq O D 40 In MPN:3AZL3
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In Stock
Free Shipping
In Stock
SKU
510-G1640877
Roof Curb Adapter, Curb Side Sq O D 40 In
This Roof Curb Adapter is designed to adapt a 34-inch fan base to fit a 40-inch roof curb, making it compatible with various fan types such as downblast, filtered supply, and upblast fans. The adapter is constructed from 18-gauge steel, ensuring durability and stability. Its galvanized finish provides resistance to corrosion and rust. With a top flange height of 2.5 inches and a curb side width of 40 inches, this adapter is ideal for industrial and commercial applications where flexibility and adaptability are crucial. It ships in one day and comes with a set of Tinnerman speed nuts and bolts for easy installation.
Top product features:
- Adapts 34 in fan base to fit 40 in roof curb
- Includes 24 fasteners (12 tinnerman speed nuts and 12 bolts) for secure installation
- Made from 18 ga steel for durability and strength
Top product applications:
- Downblast Fans
- Filtered Supply Fans
- Upblast Fans
Roof Curb Adapter, Adapter Type Increaser, For Fan Base Size 33 1/2 in, For Curb Size 40 in, Material Steel, For Fan Type Downblast Fans, Filtered Supply Fans, Upblast Fans, Curb Side Width 40 in, Fan Side Width 33 1/2 in, Finish Galvanized, Function Adapts 34 in Fan Base to Fit 40 in Roof Curb, Includes (12) 1/4-20 Tinnerman Speed Nut, (12) 1/4-20 x 3/4 Bolts, Metal Material Thickness 18 ga, Number of Fasteners per side 3, Overall Height 5 in, Top Flange Height 2 1/2 in
Additional Information
- Country of Origin: US
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 46.00
- Package Width: 47.20
- Package Height: 8.50
- Package Weight: 34.00
Product info last updated on February 25, 2026 8:55pm UTC
Category: Roof Ventilators