Our composite decking T clip Fixings and black steel screws fit between the boards, into the board edge grooves, and screws directly to the decking joists to provide a hidden fixing. Our specialized hidden fasteners are designed for easy installation of composite decks with grooves, ensuring a seamless and professional finish. Experience the convenience of our universal hidden deck fastener clips that offer a top-quality solution for a clean and fastener-free deck appearance. Suitable for 99% of composite decking boards on the market. Made from anti weather, anti fade UV protected, durable high-density non-perishable polymer materials, our hidden fasteners boast exceptional strength and corrosion resistance, perfect for indoor and outdoor applications. With superior toughness and high strength, these composite decking clips make installation a breeze and provide a secure fastening solution for your deck. Each package includes a selected quantity of premium hidden fasteners with screws. Furthermore, our fasteners are supplied with high-quality deck screws to enhance durability and streamline the installation process, catering to your specific needs. No unsightly large gaps! Ultra discrete installation. Our hidden deck fasteners ensure proper spacing ( 0.23 "/ 6mm ) between deck boards and securely fix them in place, all while maintaining a clean and polished deck appearance. Featuring discreet black-coated screw heads, our fasteners blend seamlessly with your deck for a flawless look. Begin by aligning and installing the first row of hidden fasteners in the center of each joist against the initial deck. It is advisable to leave the fasteners slightly loose initially. Subsequently, insert the second deck and repeat the installation process for the second row of fasteners before tightening the first row. Adjust the installation method as needed to suit your project requirements. IPO Design Registration Number 6198471, Weight: 0.0132 pounds, Manufacturer: Manufactured for Valdern Exclusively