Air Sealing Between Chimney and Framing: A Comprehensive Guide to Fireplace Installation and Building Envelope Integrity
Proper air sealing between a masonry chimney and the surrounding wood framing is one of the most critical yet often overlooked aspects of residential building envelope performance. The gap around a chimney, typically 2 inches wide as required by building codes, can become a major pathway for conditioned air loss, moisture intrusion, and pest entry […]
