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Dayton 30"H 33"W Drnbl Extrd Alu Combo Dmpr: Hat Channel, 35 1/2 in H, 35 1/2 in W - Combination Dampers & Louvers with Drainable Blades
DaytonCombination Dampers & Louvers with Drainable Blades

Dayton 30"H 33"W Drnbl Extrd Alu Combo Dmpr: Hat Channel, 35 1/2 in H, 35 1/2 in W

The Dayton 5NKH9 is a 30-inch high by 33-inch wide combination damper and louver with drainable blades, constructed from extruded aluminum with a hat channel frame. It has a maximum air velocity of 3,000 fpm and…

SKU 3G-OTH-75729

Brand
Dayton
Item
30"H 33"W Drnbl Extrd Alu Combo Dmpr: Hat Channel, 35 1/2 in H, 35 1/2 in W
Category
Combination Dampers & Louvers with Drainable Blades
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Technical Specifications

Dayton
Manufacturer Part Number
5NKH9
Type
35 1/2 in W, Aluminum
H
35 1/2 in
Maximum Air Velocity
3,000 fpm
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton 5NKH9 is a 30-inch high by 33-inch wide combination damper and louver with drainable blades, constructed from extruded aluminum with a hat channel frame. It has a maximum air velocity of 3,000 fpm and overall dimensions of 35 1/2 inches in height and width.

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 5NKH9 combination damper and louver used for?

The Dayton 5NKH9 is a combination damper and louver with drainable blades, used in commercial HVAC systems to control airflow while preventing water ingress. It is typically installed in exterior wall openings for ventilation or intake/exhaust applications, combining the functions of a louver and a backdraft damper.

What are the specifications of the Dayton 5NKH9?

The Dayton 5NKH9 has a maximum air velocity of 3,000 fpm. It is constructed from extruded aluminum with a hat channel frame. The overall dimensions are 35 1/2 inches in height and 35 1/2 inches in width, with a nominal size of 30 inches high by 33 inches wide. The manufacturer part number is 5NKH9.

Where to buy the Dayton 5NKH9 worldwide?

The Dayton 5NKH9 is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we source and deliver this combination damper and louver to your location.

How to install the Dayton 5NKH9 combination damper and louver?

Install the Dayton 5NKH9 by mounting the hat channel frame securely into the wall opening, ensuring proper sealing to prevent air leaks. The drainable blades should be oriented to allow water drainage. Follow standard HVAC practices for duct connections and actuator wiring if motorized. Always consult local building codes for installation requirements.

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 combination dampers & louvers with drainable blades. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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