Simpson #7 x 1-5/8" Brown 01, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel HDQ Holdown Quick-Install Fire-rated assemblies on both sides

Fire-rated assemblies on both sides of a wall

maximizing bearing surface area and helping to efficiently distribute loads from the beam to the supporting post

and the chemicals present in preservative-treated lumber

Heavy Top-Flange Design: The robust heavy top-flange construction ensures reliable load transfer and secure seating on purlins or beams

The THA426 should be installed with 16d common nails

Simpson #7 x 1-5/8" Brown 01, Trim-Head Screw, 6-Lobe Drive 316 Stainless Steel HDQ Holdown Quick-Install Fire-rated assemblies on both sidesSimpson Trim Head Decking Screws in #7 x 1 5 8" with T15 6 Lobe Drive and Type 316 Stainless Steel finish are engineered for PVC and composite deck installations in marine, coastal, and high exposure environments where superior corrosion resistance is critical. The Brown 01 painted head is matched to blend seamlessly with major composite and PVC decking brands, delivering a cleaner, more finished appearance on the deck surface. Whether you're working