Description

Crafted for optimal performance and durability, the Simpson Strong-Tie DCU Composite Screw is a premier choice for composite decking projects. Featuring a cap head design that prevents mushrooming and ensures a smooth, clean installation, this screw is specifically engineered from Type 316 stainless steel, providing exceptional corrosion resistance ideal for outdoor applications. The innovative tri-lobe thread design minimizes damage to the deck boards during installation, while the inverted upper threads clear excess material for consistent seating. Notably, these screws have been approved by Trex®, making them an excellent option for Trex composite decking and ensuring reliable fastening every time.