Residential attic ventilation across the United States has minimum code requirements. 1/300 rule in the US, 1/150 (Double) for international standards. Here, we'll dig into why ventilation is important and what a poorly ventilated attic can do to your home.

Asphalt roofs have a limited lifespan. In the Pacific Northwest, we don't typically see hurricane force winds or tornadoes. Most roofing needs comes from general wear and tear over a couple decades. Use this guide to identify signs it may be time to consider a roof replacement.