The definitive guide to getting your composite deck right the first time — from substructure to final board. Photo by Diana ✨ Why This Guide Matters Composite decking has become one of the most popular choices for outdoor living spaces across the United States. It resists rot, repels insects, and never needs staining. But here’s the catch that trips up even experienced builders: composite is not wood, and it cannot be installed like wood. Every year, homeowners and even some