Product image for Broan 644 6-5/8 x 14-1/4 x 18-3/4 Inch Aluminum Round Duct Roof Cap
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Broan 644 6-5/8 x 14-1/4 x 18-3/4 Inch Aluminum Round Duct Roof Cap

Manufacturer: Nutone | Catalog # 644 | Cooper Electric Part # 4079
$91.57 /ea
ea
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Product Spec Sheet
The Broan-NuTone® 644 Aluminum Roof Cap is an easy-to-install vent for exhaust fans (range hoods, bathroom, rec room, home gym, etc.). This cap provides reliable roof top ventilation and features both a back draft damper and bird screen, preventing outside air from entering the home and birds or small pests from entering duct work. Compatible with up to 8" ducting and 3-1/4" x 10" ducting. Not suitable for dryer venting.

Technical Information

Material
Aluminum

Manufacturer Information

Brand
Broan-NuTone

General Product Info

12-Digit UPC
026715003938
Color
Natural Finish
GTiN
00026715003938
Product UPC
02671500393
Weight
3 lb

Dimensions

Height
6-5/8 Inch
Length
10-3/4 Inch
Width
14.25 in

Certifications and Compliance

Country of Origin
Mexico
Features
  • Built-in backdraft damper prevents outside air from entering home
  • Built-in bird screen prevents birds and other small animals from entering duct work
  • Constructed of durable aluminum
  • Easy to install in new construction, replacement, or DIY applications
  • Compatible with 3-1/4\" x 10\" ducting or up to 8\" round ducting
  • Optimized to operate with Broan-NuTone Ventilation Products
  • Constructed of durable, resilient materials for peak performance
  • Easy to install and/or replace existing product for DIY'ers
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