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Dayton 45"H 27"W Drnbl Extrd Alu Intake Louver: Flanged, Surface Mount, 41 1/2 in H - Drainable Stationary-Blade Louvers
DaytonDrainable Stationary-Blade Louvers

Dayton 45"H 27"W Drnbl Extrd Alu Intake Louver: Flanged, Surface Mount, 41 1/2 in H

The Dayton 20UA42 is a drainable stationary-blade intake louver with a flanged, surface-mount design. It measures 45 inches in height and 27 inches in width, with a blade opening of 41 1/2 inches by 23 1/2 inches…

SKU 3G-OTH-75658

Brand
Dayton
Item
45"H 27"W Drnbl Extrd Alu Intake Louver: Flanged, Surface Mount, 41 1/2 in H
Category
Drainable Stationary-Blade Louvers
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Technical Specifications

Dayton
Manufacturer Part Number
20UA42
Type
Surface Mount, 23 1/2 in W, Aluminum
H
41 1/2 in
Maximum Air Velocity
3500 fpm
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton 20UA42 is a drainable stationary-blade intake louver with a flanged, surface-mount design. It measures 45 inches in height and 27 inches in width, with a blade opening of 41 1/2 inches by 23 1/2 inches, and is constructed from extruded aluminum. This louver is rated for a maximum air velocity of 3500 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 20UA42 drainable louver used for?

The Dayton 20UA42 is a drainable stationary-blade intake louver designed for commercial and industrial ventilation systems. It allows air intake while blocking rain and debris, making it suitable for building facades, mechanical rooms, and equipment enclosures where weather protection is required.

What are the specifications of the Dayton 20UA42 louver?

The Dayton 20UA42 is a flanged, surface-mount louver with extruded aluminum construction. It measures 45 inches high by 27 inches wide, with a blade opening of 41 1/2 inches by 23 1/2 inches. Maximum air velocity is 3500 fpm. The manufacturer part number is 20UA42.

Where to buy the Dayton 20UA42 louver worldwide?

3G Electric supplies the Dayton 20UA42 louver 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; we source and deliver this louver to any international destination.

How to install a Dayton drainable louver like the 20UA42?

Install the Dayton 20UA42 as a surface-mount unit using the flanged frame. Secure it to the wall opening with appropriate fasteners, ensuring a weather-tight seal. Follow generic best practices for louver installation: verify structural support, maintain clearance for airflow, and caulk perimeter joints to prevent water infiltration.

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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