#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - Quik Guard Coating, Gray, Pkg. 350 Quik Drive Roofing Tile Screws 5-inch diameter lally columns and

5-inch diameter lally columns and Quad 2x10/12 girders

Zinc-Plated Finish: Protects against corrosion in interior or dry environments

The #8 Roofjack Square Silicone Pipe Flashing Boot is the ultimate solution for sealing pipe penetrations on metal roofs

or chemically treated wood environments

the HSULC hanger offers exceptional durability and corrosion resistance while maintaining strong lateral and vertical load capacity

#10 x 2-3/4" Simpson Strong-Tie DCU T20 Cap Head Composite Deck Screw - Quik Guard Coating, Gray, Pkg. 350 Quik Drive Roofing Tile Screws 5-inch diameter lally columns andThe Simpson Strong Tie Deck Drive DCU Composite Screw is designed for composite and PVC decking, trim, and cladding where strength, clean finishes, and durability are a must. Featuring a cap head that prevents mushrooming, these screws ensure a smooth, professional look across all major composite brands. The Quik Guard coating provides dependable corrosion resistance for everything from residential decks to high exposure and marine environments. Built