Improve Airflow With The Builder’s Best 4 in. Wide Mouth Wall Cap
This sturdy Builder’s Best wall cap will improve airflow and drying efficiency. The 4-inch wide mouth opening keeps air flowing freely and the back-draft flapper ensures air doesn’t come in where it shouldn’t.
This useful wall cap features an 11-inch riveted tailpipe and back plate for a wide variety of uses. You’ll save time because each comes fully assembled and is ready to be installed.
- The Builder’s Best 4 in. Wide Mouth Wall Cap features an 11-inch tailpipe
- Back plate
- Back-draft flapper
- Fully assembled, riveted tailpipe