https://www.wallong-wpc.com/know-about-wpc-composite-decking-co-extrusion-vs-1st-generation-decking.html Wood-plastic composite (WPC) decking is a popular choice for flooring and decking. Composite wpc decking contains renewable and recycled wood fibers and plastic material, so no tree is cut to produce the decking. It is the best substitute for timber. The decking comes in a variety of colors and design combinations. Decking in wpc is divided into two main types, Co-extrusion and 1st generation decking. This article will compare the two types of composite decking, i.e., co-extrusion vs. generation decking.