IRC2018R703-HI

Exterior Covering - Hawaii Corrosion and Moisture Requirements

Plain-English Explanation

Section R703-HI addresses exterior covering - hawaii corrosion and moisture requirements. This ensures exterior wall coverings are properly installed to protect your home from moisture, wind, and weather damage.

For the Contractor

Per IRC R703-HI (Exterior Covering - Hawaii Corrosion and Moisture Requirements): install WRB per manufacturer specs, verify flashing at all transitions, and document installation before covering.