Specification History

SWS Version Created Specification ID Title Specification Objective Supporting Materials Rationale Status
Version 2020 08/14/2020 - 14:25 5.0106.1h Seal leaks greater than 3/4"

Repair leaks larger than 3/4" using a rigid duct patch

Mechanically fasten patch before applying mastic

Install fiberglass mesh and mastic over the seam, overlapping repair joint by at least 1" on all sides

Eliminate catastrophic duct leakage

Black Line
Version 2020 08/14/2020 - 14:25 5.0106.1h Seal leaks greater than 3/4"

Repair leaks larger than 3/4" using a rigid duct patch

Mechanically fasten patch before applying mastic

Install fiberglass mesh and mastic over the seam, overlapping repair joint by at least 1" on all sides

Eliminate catastrophic duct leakage

Black Line