Dayton 27.8"H-W 4.5"L Alu Spring Bkdrft Dampr: For 28 in Fan, For 28 in Nominal Duct Dia
The Dayton 27.8"H-W 4.5"L Alu Spring Bkdrft Dampr is a universal-mount backdraft damper designed for a 28 in fan and 28 in nominal duct diameter. It features a single-panel, flat blade construction with vertical…
SKU 3G-OTH-74572
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 27.8"H-W 4.5"L Alu Spring Bkdrft Dampr is a universal-mount backdraft damper designed for a 28 in fan and 28 in nominal duct diameter. It features a single-panel, flat blade construction with vertical airflow direction and vertical mounting position. The damper has a maximum air velocity of 2000 fpm.
Frequently Asked Questions
What is the Dayton backdraft damper used for?
The Dayton backdraft damper prevents reverse airflow in vertical exhaust or intake ducts. It is designed for 28-inch fans and nominal 28-inch duct diameters, commonly used in commercial HVAC systems to maintain one-way airflow and protect equipment.
What are the specifications of the Dayton backdraft damper?
The Dayton is a single-panel, flat-blade damper with a 27.8-inch height and 4.5-inch length. It supports vertical airflow direction, vertical mounting, and a maximum air velocity of 2000 fpm. It fits 28-inch nominal duct diameters and 28-inch fans.
Where to buy the Dayton backdraft damper worldwide?
3G Electric supplies the Dayton backdraft damper worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.
How to install the Dayton backdraft damper?
Install the Dayton damper vertically in the duct with airflow direction matching the arrow on the frame. Ensure the damper is securely mounted and blades move freely. For best performance, verify the duct diameter matches 28 inches and the fan is compatible.
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3G Electric supplies Dayton universal-mount backdraft dampers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
