Vented and Unvented Attics: FAQs and Best Practices
Does Building Code Require That an Attic Be Vented? Building codes, such as the International Residential Code (IRC), provide requirements for both vented and unvented attics. Refer to Chapter 8 – Roof-Ceiling Construction in the IRC for detailed code requirements. GAF’s Recommendations for Attic Ventilation GAF strongly recommends that attics be ventilated, especially in areas…
