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Dayton 27"H 21"W Drnbl Extrd Alu Intake Louver: Flanged, Surface Mount, 23 1/2 in H - Drainable Stationary-Blade Louvers
DaytonDrainable Stationary-Blade Louvers

Dayton 27"H 21"W Drnbl Extrd Alu Intake Louver: Flanged, Surface Mount, 23 1/2 in H

The Dayton 20UA33 is a drainable stationary-blade intake louver with a flanged, surface-mount design. Constructed from extruded aluminum, it measures 27 inches in height and 21 inches in width, with a maximum air…

SKU 3G-OTH-75158

Brand
Dayton
Item
27"H 21"W Drnbl Extrd Alu Intake Louver: Flanged, Surface Mount, 23 1/2 in H
Category
Drainable Stationary-Blade Louvers
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Technical Specifications

Dayton
Manufacturer Part Number
20UA33
Type
Surface Mount, 17 1/2 in W, Aluminum
H
23 1/2 in
Maximum Air Velocity
3500 fpm
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton 20UA33 is a drainable stationary-blade intake louver with a flanged, surface-mount design. Constructed from extruded aluminum, it measures 27 inches in height and 21 inches in width, with a maximum air velocity of 3500 fpm.

Frequently Asked Questions

What is the Dayton 20UA33 drainable louver used for?

The Dayton 20UA33 is a drainable stationary-blade intake louver designed to allow airflow while blocking rain and debris. It is commonly used in commercial and industrial HVAC systems, building ventilation, and equipment enclosures where weather protection is required.

What are the specifications of the Dayton 20UA33 louver?

The Dayton 20UA33 is a flanged, surface-mount louver made of extruded aluminum. It measures 23 1/2 in H by 17 1/2 in W, with an overall frame size of 27 in H by 21 in W. Maximum air velocity is 3500 fpm. The manufacturer part number is 20UA33.

Where to buy the Dayton 20UA33 louver worldwide?

3G Electric supplies the Dayton 20UA33 drainable louver to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this extruded aluminum intake louver.

How to install a Dayton 20UA33 surface-mount louver?

Install the Dayton 20UA33 by securing the flanged frame to a wall or duct opening using appropriate fasteners. Ensure the louver is level and the drainable blades are oriented to shed water. Seal the perimeter with caulk to prevent air leakage. Follow local building codes for structural support.

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

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