Louver Damper, Adjustable, 18H x 18W MPN:20UA21

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Brand: Dayton
Part #: 20UA21
UPC: 190735154519
SKU
510-G8485662
Regular Price $955.91 Special Price $682.79

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Louver Damper, Adjustable, 18H x 18W

The Dayton Louver Damper is a versatile and adjustable ventilation solution ideal for a wide range of applications, including residential and commercial buildings, HVAC systems, and industrial facilities. With its 18H x 18W design and adjustable blade angle, this damper provides optimal airflow and control, allowing for precise regulation of intake and exhaust airflow. Its durable aluminum construction and robust design ensure long-lasting performance and reliability. Suitable for use in new construction or retrofit projects, the Dayton Louver Damper is a reliable choice for architects, engineers, and contractors seeking a high-quality ventilation solution that meets demanding performance standards.

Top product features:

  • Adjustable louvers allow for customizable airflow
  • Maximum intake of 779 cfm and maximum exhaust of 1,114 cfm
  • Three blades at a 45-degree angle provide efficient airflow

Top product applications:

  • Residential HVAC systems
  • Commercial kitchen ventilation systems
  • Industrial exhaust ventilation systems
21 In.H 21 In.W Drnbl Extrd Alu Combo Dmpr, Louver Type Combination, Frame Type Flanged, Outside Height 17 1/2 in, Outside Width 17 1/2 in, Rough Opening Height 18 in, Rough Opening Width 18 in, Louver Maximum Intake 779 cfm, Maximum Exhaust 1,114 cfm, Flange Width 1 1/2 in, Free Area 0.7 sq ft, Beginning Point of Water Penetration 1,118 fpm, Maximum Air Velocity 3,000 fpm, Blade Angle 45 Degrees , Material Aluminum, Inside Height 16 1/2 in, Inside Width 15 3/4 in, Number of Blades 3

Additional Information

  • Country of Origin: US
  • Drop Ship Item: No
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 22.60
  • Package Width: 7.90
  • Package Height: 23.10
  • Package Weight: 15.76
Product info last updated on February 5, 2026 4:49pm UTC Category: Ventilation
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