Dayton 14"H-W 4.5"L Aluminum Backdraft Damper: For 12 in Fan, Single Panel, 14 in H
The Dayton 14"H-W 4.5"L Aluminum Backdraft Damper (SKU 3G-OTH-74704) is a ceiling/roof-mount backdraft damper designed for use with a 12-inch fan. It features a single-panel flat blade design with vertical airflow…
SKU 3G-OTH-74704
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The Dayton 14"H-W 4.5"L Aluminum Backdraft Damper (SKU 3G-OTH-74704) is a ceiling/roof-mount backdraft damper designed for use with a 12-inch fan. It features a single-panel flat blade design with vertical airflow direction and a horizontal mounting position, supporting a maximum air velocity of 2000 fpm. The damper measures 14 inches in height, 14 inches in width, and 2 inches in depth, with felt construction.
Frequently Asked Questions
What is the Dayton backdraft damper used for?
The Dayton backdraft damper is used to prevent reverse airflow in ceiling or roof exhaust systems. It mounts horizontally with a 12-inch fan, allowing air to exit vertically while closing automatically when the fan stops, stopping backdrafts and maintaining ventilation efficiency.
What are the specifications of the Dayton backdraft damper?
The Dayton is a single-panel flat blade backdraft damper with vertical airflow direction and horizontal mounting. It measures 14 inches high, 14 inches wide, and 2 inches deep, with felt construction. Maximum air velocity is 2000 fpm. It is designed for use with a 12-inch fan.
Where to buy the Dayton backdraft damper worldwide?
You can source the Dayton backdraft damper through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact us for availability and lead time on this Dayton part.
How to install the Dayton backdraft damper?
Install the Dayton damper horizontally in a ceiling or roof opening, aligning it with the 12-inch fan duct. Ensure the felt edges seal against the frame to prevent air leaks. Secure with mounting flanges and verify the blade moves freely before operation.
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Common applications for DaytonDayton Products
3G Electric supplies Dayton ceiling/roof-mount backdraft dampers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
