Description
Lambro 109R 4-In. Aluminum Exhaust Roof Vent Cap with Screen, Damper, and Collar, 109R
- Opening/closing damper prevents outside elements from entering the vent
- Compatible with part number 636AL
- Maximum exhaust outflow with minimum back pressure
- Screen prevents birds from nesting inside of vent
- Designed to prevent leaks with proper installation
- Not recommended for clothes dryer venting
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