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Dayton 15.8"H-W 4.5"L Alu Spring Bkdrft Dampr: For 16 in Fan, For 16 in Nominal Duct Dia - Universal-Mount Backdraft Dampers
DaytonUniversal-Mount Backdraft Dampers

Dayton 15.8"H-W 4.5"L Alu Spring Bkdrft Dampr: For 16 in Fan, For 16 in Nominal Duct Dia

The Dayton 15.8"H-W 4.5"L Alu Spring Bkdrft Dampr (SKU 3HHL5) is a universal-mount backdraft damper designed for a 16-inch fan and 16-inch nominal duct diameter. It features a single-panel, flat blade construction…

SKU 3G-OTH-74492

Brand
Dayton
Item
15.8"H-W 4.5"L Alu Spring Bkdrft Dampr: For 16 in Fan, For 16 in Nominal Duct Dia
Category
Universal-Mount Backdraft Dampers
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Technical Specifications

Dayton
Manufacturer Part Number
3HHL5
Type
For 16 in Nominal Duct Dia, Single Panel
Blade Type
Flat Blade
Airflow Direction
Horizontal
Mounting Position
Vertical
Maximum Air Velocity
2000 fpm
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton 15.8"H-W 4.5"L Alu Spring Bkdrft Dampr (SKU 3HHL5) is a universal-mount backdraft damper designed for a 16-inch fan and 16-inch nominal duct diameter. It features a single-panel, flat blade construction with horizontal airflow direction and vertical mounting position, supporting a maximum air velocity of 2000 fpm.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Dayton 3HHL5 backdraft damper used for?

The Dayton 3HHL5 backdraft damper prevents reverse airflow in 16-inch duct systems. It is installed vertically with horizontal airflow, commonly used in exhaust or ventilation systems to stop backdrafts when the fan is off.

What are the specifications of the Dayton 3HHL5 backdraft damper?

The Dayton 3HHL5 is a single-panel, flat blade damper for 16-inch nominal duct diameter. It has a 15.8-inch height, 4.5-inch length, aluminum construction, horizontal airflow, vertical mounting, and a maximum air velocity of 2000 fpm.

Where to buy the Dayton 3HHL5 backdraft damper worldwide?

3G Electric supplies the Dayton 3HHL5 backdraft damper worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to install the Dayton 3HHL5 backdraft damper?

Mount the Dayton 3HHL5 vertically in a 16-inch duct with the airflow arrow pointing in the intended direction. Ensure the blade swings freely and the spring closes it securely when the fan stops. Follow standard ductwork practices for sealing.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

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.

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