IRC2024R703.4.1
Flashing at Wall Openings
Plain-English Explanation
Section R703.4.1 addresses flashing at wall openings. This ensures exterior wall coverings are properly installed to protect your home from moisture, wind, and weather damage.
For the Contractor
Per IRC R703.4.1 (Flashing at Wall Openings): install WRB per manufacturer specs, verify flashing at all transitions, and document installation before covering.