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Dayton 20.5"H 32.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 29 1/2 in W - Combination Dampers & Louvers with Drainable Blades
DaytonCombination Dampers & Louvers with Drainable Blades

Dayton 20.5"H 32.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 29 1/2 in W

The Dayton 20UA99 is a 20.5-inch high by 32.5-inch wide combination damper and louver with drainable blades, featuring a flanged design. It has a maximum air velocity of 3,000 fpm and is constructed from extruded…

SKU 3G-OTH-75289

Brand
Dayton
Item
20.5"H 32.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 29 1/2 in W
Category
Combination Dampers & Louvers with Drainable Blades
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Technical Specifications

Dayton
Manufacturer Part Number
20UA99
Type
29 1/2 in W, Aluminum
H
17 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 20UA99 is a 20.5-inch high by 32.5-inch wide combination damper and louver with drainable blades, featuring a flanged design. It has a maximum air velocity of 3,000 fpm and is constructed from extruded aluminum.

Frequently Asked Questions

What is the Dayton 20UA99 combination damper and louver used for?

The Dayton 20UA99 is a combination damper and louver with drainable blades, used in HVAC systems to control airflow while preventing water ingress. It is ideal for commercial and industrial ventilation applications requiring both air regulation and weather protection.

What are the specifications of the Dayton 20UA99?

The Dayton 20UA99 has a height of 17 1/2 inches and a width of 29 1/2 inches, with a flanged design. It is constructed from extruded aluminum and has a maximum air velocity of 3,000 fpm. The manufacturer part number is 20UA99.

Where to buy the Dayton 20UA99 worldwide?

You can source the Dayton 20UA99 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the product reaches your facility efficiently.

How to install the Dayton 20UA99 combination damper?

Install the Dayton 20UA99 by mounting the flanged frame securely to the duct or wall opening, ensuring a weather-tight seal. Follow standard HVAC practices for damper and louver installation, including proper support and alignment to maintain the 3,000 fpm maximum air velocity rating.

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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