Composite or PVC: Which One is Best?| EcoBuilding Pulse .
Tell dealers a species or grade of wood and, more likely than not, they can . The $1.1 billion composite and PVC decking and railing industry still is in its teens. . including fading and color changes, slippery surfaces, shrinkage, swelling, and mold. . The result, however, is a rougher-looking board than its competitors.