... resistantt interior/exterior WPC wall panel/wall board, waterproof, insect prevention, durable, colorful, green material weather resistantt interior/exterior WPC wall panel/wall ... year What is the main features of WPC wall panel? 1) Environmentally friendly, 100% recyclable, ... can be applied in both interior and exterior area. The product includes deckings, floorings, wall panels, gazebos, pergolas, ...