For industrial products like 3HHN7 18 in Backdraft Damper / Wall Shutter, Front Flange from manufacturers such as Dayton, you won’t find a better source than Industrials Unlimited, an all-inclusive marketplace for industrial products and much more. As a leader among independent distributors, we have access to an inventory of more than 2 billion new and obsolete parts such as 3HHN7 and many others. We are also an AS9120B, ISO 9001:2015, and FAA AC 00-56B accredited business, ensuring the quality of each part we sell.
Whether you need 3HHN7 from product category Fans And Hvac Equipment or any other parts in our vast and diverse inventory, Industrials Unlimited can provide it with short lead times and competitive prices. Any parts not in stock can be efficiently sourced and shipped via our extensive international supply chain network that spans North America and Europe. We are also the only independent distributor with a no China sourcing policy, meaning every part we sell is fully traceable or comes directly from a trusted manufacturer like Dayton. To begin the purchasing process immediately, submit an RFQ today. Our team of dedicated account managers is standing by and will respond to you in 15 minutes or less.
Blade Material | Mill Finish Aluminum |
Country of Origin (subject to change) | United States |
Fits Fan Dia. | 18 in |
Flange Width | 1 1/2 in |
For Use With | Vertical Mounted Exhaust Fans |
Frame Depth | 2 1/2 in |
Frame Opening A | 18 in |
Frame Opening B | 18 in |
Item | Backdraft Damper / Wall Shutter, Front Flange |
Max. Velocity | 2500 FPM |
Mounting Hole Size | Prepunched |
Number of Panels | 1 |
Open Depth | 5 3/4 in |
Shutter Construction Material | Extruded Aluminum Frame and Galvanized Tie Rods |
Shutter Free Area | 2.043 sq ft |
Shutter Item | Backdraft Damper / Wall Shutter, Front Flange |
Shutter Mounting Location | Wall |
Shutter Mounting Position | Vertical |
Shutter Opening Required | 18-1/2 in x 18-1/2 in |
Shutter Overall Size | 21 in x 21 in |
Shutter Overall Square | 21 x 21 |
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We hope that you will visit us again the next time you need industrial parts and make us your strategic purchasing partner.
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