A lot of people ask how much space they need under their deck, or if extra ground clearance is even necessary. At AdvantageLumber.com, we recommend at least 18 inches of open air under the joists. Anything less is risky. But why?
Deck Ventilation 101: Why Airflow Matters for Deck Longevity
When planning or building a deck, most homeowners focus on the decking material, railing style, or overall design. But one critical factor often gets overlooked: deck ventilation. Without proper airflow, even the highest-quality decking—whether it’s Ipe, Cumaru, Tigerwood, Garapa, composite, or PVC—can suffer premature failure. In this guide, we’ll break down why deck ventilation matters, …