Description
1-3/4 in collar. Includes damper and screen.
- Damper and screen prevents outside elements from entering the vent
- Screen prevents birds from nesting inside of vent
- Designed to prevent leaks with proper installation
Specifications4 in OpenMaterialAluminumDimensions11.5 in L x 9 in W x 7.26 in HIncludes(1) Aluminum Roof Cap
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