We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
RFQ CartGet a QuoteSign inSign up
Dayton 20.5"H 44.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 41 1/2 in W - Combination Dampers & Louvers with Drainable Blades
DaytonCombination Dampers & Louvers with Drainable Blades

Dayton 20.5"H 44.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 41 1/2 in W

The Dayton 20UC12 is a 20.5-inch-high by 44.5-inch-wide combination damper and louver with drainable blades, featuring a flanged design and constructed from extruded aluminum. It has a maximum air velocity of 3,000…

SKU 3G-OTH-75304

Brand
Dayton
Item
20.5"H 44.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 41 1/2 in W
Category
Combination Dampers & Louvers with Drainable Blades
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Dayton
Manufacturer Part Number
20UC12
Type
41 1/2 in W, Aluminum
H
17 1/2 in
Maximum Air Velocity
3,000 fpm
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton 20UC12 is a 20.5-inch-high by 44.5-inch-wide combination damper and louver with drainable blades, featuring a flanged design and constructed from extruded aluminum. It has a maximum air velocity of 3,000 fpm and a manufacturer part number of 20UC12.

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 20UC12 combination damper and louver used for?

The Dayton 20UC12 is a drainable-blade combination damper and louver used in HVAC and industrial ventilation systems to control airflow while preventing water ingress. Its extruded aluminum construction and flanged design suit commercial and light industrial exhaust or intake applications where air velocity reaches up to 3,000 fpm.

What are the specifications of the Dayton 20UC12?

The Dayton 20UC12 has a height of 17 1/2 inches and a width of 41 1/2 inches, with a flanged extruded aluminum frame and drainable blades. It is rated for a maximum air velocity of 3,000 fpm. The manufacturer part number is 20UC12, and it is produced by Dayton.

Where to buy the Dayton 20UC12 worldwide?

3G Electric supplies the Dayton 20UC12 combination damper and louver to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this extruded aluminum damper with drainable blades.

How to install a Dayton 20UC12 combination damper?

Install the Dayton 20UC12 with the flanged frame securely fastened to the duct or wall opening, ensuring the drainable blades are oriented to shed water. Follow standard HVAC damper installation practices: verify airflow direction, seal flanges, and test blade operation before commissioning. Consult a licensed contractor for code compliance.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
26.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC20). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
26.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC20). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
20.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC19). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
20.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC19). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
26.5"H 32.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 29 1/2 in W, Aluminum (MPN 20UC01). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
26.5"H 32.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 29 1/2 in W, Aluminum (MPN 20UC01). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
20.5"H 38.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 35 1/2 in W, Aluminum (MPN 20UC07). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
20.5"H 38.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 17 1/2 in H, 35 1/2 in W, Aluminum (MPN 20UC07). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
56.5"H 38.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 53 1/2 in H, 35 1/2 in W, Aluminum (MPN 20UC10). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
56.5"H 38.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 53 1/2 in H, 35 1/2 in W, Aluminum (MPN 20UC10). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
26.5"H 44.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 41 1/2 in W, Aluminum (MPN 20UC13). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
26.5"H 44.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 41 1/2 in W, Aluminum (MPN 20UC13). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.

More from Dayton

View all Dayton parts →
42"H 45"W Drnbl Extrd Alu Combo Dmpr: Hat Channel, 47 1/2 in H, 47 1/2 in W, Aluminum (MPN 5NKJ1). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
42"H 45"W Drnbl Extrd Alu Combo Dmpr: Hat Channel, 47 1/2 in H, 47 1/2 in W, Aluminum (MPN 5NKJ1). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
56.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 53 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC24). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3000 fpm.
Dayton
56.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 53 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC24). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3000 fpm.
62.5"H 20.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 17 1/2 in W, Aluminum (MPN 20UA92). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
62.5"H 20.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 17 1/2 in W, Aluminum (MPN 20UA92). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
50.5"H 26.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 47 1/2 in H, 23 1/2 in W, Aluminum (MPN 20UA96). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
50.5"H 26.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 47 1/2 in H, 23 1/2 in W, Aluminum (MPN 20UA96). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
27"H 27"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 23 1/2 in W, Aluminum, 45° Blade Angle (MPN 20UA22). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
27"H 27"W Drnbl Extrd Alu Combo Dmpr: Flanged, 23 1/2 in H, 23 1/2 in W, Aluminum, 45° Blade Angle (MPN 20UA22). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
62.5"H 26.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 59 1/2 in H, 23 1/2 in W, Aluminum (MPN 20UA98). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
62.5"H 26.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 59 1/2 in H, 23 1/2 in W, Aluminum (MPN 20UA98). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
62.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 59 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC25). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3000 fpm.
Dayton
62.5"H 50.5"W Drnbl Extrd Alu Combo Dmpr: Flanged, 59 1/2 in H, 47 1/2 in W, Aluminum (MPN 20UC25). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3000 fpm.
45"H 45"W Drnbl Extrd Alu Combo Dmpr: Flanged, 41 1/2 in H, 41 1/2 in W, Aluminum, 45° Blade Angle (MPN 20UA28). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.
Dayton
45"H 45"W Drnbl Extrd Alu Combo Dmpr: Flanged, 41 1/2 in H, 41 1/2 in W, Aluminum, 45° Blade Angle (MPN 20UA28). Key specifications — Brand: DAYTON; Maximum Air Velocity: 3,000 fpm.