The Pro Plug System for Azek Decking - 375 Plugs only is a superior and easy-to-install plug fastening system for Azek Decking. When used in combination with epoxy coated or stainless steel fasteners, it gives builders the ability to choose the right screw for a wide variety of applications. Azek Acacia, Azek Kona and Azek Morado now have Alloy Armour Technology which is a proprietary alloy blend that provides outstanding weather protection, UV protection, resistance to scratching, and improved colorfastness. Screws and PVC tool sold separately. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.