... , 3) ideal for outdoor wall cladding WPC foaming out-door wall cladding series include sidings board, ... agent,anti-UV agent,stabilizing agent,foamimg agent,foaming adjusting agent etc.its made by extruding ... fading).2,Two typical types:wpc free foaming,wpc encrusted foaming.3,Its water-proof,anticrash,flame ... to form a frame,screw wall panel onto the joists one by one. outdoor wpc foaming wall panel