IRC2021R704.2.3
Hardboard soffit panels.
Original sourcePlain-English Explanation
Section R704.2.3 addresses hardboard soffit panels.. This ensures exterior wall coverings are properly installed to protect your home from moisture, wind, and weather damage.
For the Contractor
Per IRC R704.2.3 (Hardboard soffit panels.): install WRB per manufacturer specs, verify flashing at all transitions, and document installation before covering.