634M

Broan-NuTone 634M Black Steel Roof Cap for 6in Round Duct With Backdraft Damper & Bird Screen

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The attractive Broan 634M roof cap is the perfect finish for your ventilation system. The built-in back-draft damper eliminates cold air from entering the home. The bird screen stops unwanted visitors from gaining entry. Features: For pitched roof installation 6" round duct collar 24 GA. CRCQ steel, black powder coat paint finish Built-in backdraft damper and bird screen For 3¼" x 10" or up to 8" round duct