#8 x 3" Simpson Strong-Tie DWP T20 Flat Head Wood Screw - 305 Stainless Steel, Pkg. 5 Lb. SCHA Slide-Clip Connectors or concrete

or concrete

and for head-of-wall slip conditions

and cold-formed steel constructions

long-lasting results on all types of composite decking

They feature hex washer head and a bonded washer that creates a leak proof seal

#8 x 3" Simpson Strong-Tie DWP T20 Flat Head Wood Screw - 305 Stainless Steel, Pkg. 5 Lb. SCHA Slide-Clip Connectors or concreteSimpson Strong Tie DWP Flat Head Screws are built for strength, reliability, and clean finishes in decking, trim, and general exterior wood applications. Made from 305 stainless steel for maximum dependable outdoor corrosion resistance, these screws perform in harsh environments and with treated lumber. The flat head design allows the screw to countersink for a flush fit, providing a smooth, professional look. With a Type 17 point, installation is