IRC2018R703.4.1

Flashing installation at exterior window and door openings.

Original source

Plain-English Explanation

Section R703.4.1 addresses flashing installation at exterior window and door 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 installation at exterior window and door openings.): install WRB per manufacturer specs, verify flashing at all transitions, and document installation before covering.