42 in 40"H-W Aluminum Ceiling Truss Damper, 40 in x 38 in, Aluminum MPN:3HHR8
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Free Shipping
In Stock
SKU
510-G3214854
42 in 40"H-W Aluminum Ceiling Truss Damper, 40 in x 38 in, Aluminum
Maximize airflow and optimize ceiling performance with the Dayton 42 in 40inH-W Aluminum Ceiling Truss Damper. This robust damper is designed for use in commercial and industrial settings, where high air velocities and maximum airflow are crucial. Its aluminum frame and blades ensure durability and resistance to corrosion, while its gravity closure type provides smooth operation. Ideal for use in HVAC systems, the damper helps regulate airflow and maintain a consistent temperature. Its compact design makes it easy to install, and its rectangular shape fits seamlessly into ceiling trusses. Improve your building's ventilation and efficiency with this reliable damper.
Top product features:
- Overall Height 42 in
- Maximum Air Velocity 1500 fpm
- Free Area 8.2 sq ft
Top product applications:
- Ceiling Fan Installation
- HVAC System Installation
- Attic Ventilation System Installation
40 In.H-W Aluminum Ceiling Truss Damper, Frame Material Aluminum, Number of Panels 1, Maximum Air Velocity 1500 fpm, Overall Height 42 in, Rough Opening Shape Rectangular, Fits Fan Diameter 42 in, Free Area 8.2 sq ft, Overall Width 40 in, Frame Material Thickness 0.1 in, Frame Depth 1 3/8 in, Rough Opening Length 40 in, Maximum Pressure 1 in wc, Rough Opening Width 38 in, Blade Material Aluminum, Closure Type Gravity, Flange Width 1 5/8 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: 40.60
- Package Width: 2.00
- Package Height: 43.50
- Package Weight: 17.02
Product info last updated on February 5, 2026 1:18am UTC
Category: Ventilation