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The DuraVent 6DT-CS11-2 DuraTech 11'' Square Ceiling Support Box supports chimney pipe and provides a positive connection between the support box and chimney with a built-in twist-lock. Suitable for flat and cathedral (A-Frame) ceiling applications. It fits between standard 16" on-center joists and most manufactured home applications and supports up to 60' of DuraTech Chimney.
This ceiling support box is designed for durability and ease of installation, ensuring a secure and reliable chimney connection.
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