The first rule is: Never use common or bright finished nails. For most applications, however, best nails for pressure treated lumber are either hot dipped galvanized nails and bolts. For screws we recommend using ones that have a protective coating that is designed for use with pressure treated lumber.Click to see full answer. Keeping this in view, what kind of nails should I use for pressure treated wood?The manufacturers of ACQ, CA, ACZA and CCA and the treated wood industry are all recommending hot-dipped galvanized nails and stainless steel nails and screws with their treated wood products. Furthermore, they specify that the fasteners meet the ASTM A-153 specification for hot-dipped galvanizing. can I use galvanized screws in treated lumber? Mechanically galvanized screws are generally suitable for decks and other outdoor projects made of pressure-treated lumber. Nevertheless, you should not use them with PT lumber in contact with the soil, in high-moisture areas, or in areas with salt content in the air. Just so, can you use regular nails in pressure treated wood? Nail manufacturers recommend that you go with aluminum or stainless steel fasteners when you’re using either of these woods—and whenever you’re using pressure-treated wood. (The preservatives incorporate salts that react with the zinc.) Also, never use galvanized nails with copper flashing.What are the best deck screws for treated lumber? Best Deck Screws for Pressure Treated Wood #10 x 2-1/2″ Stainless Steel Deck Screws, (350 Pack, 4.2 lb) Star Drive T25, Type 17 Wood Cutting Point, 18-8 (304) Grade Stainless Steel, by Eagle Claw Tools and Fasteners. The Hillman Group 47694 6-Inch x 2-Inch Galvanized Deck Screw. Galvanized Dual Torq Deck Screw #8 x 1-1/4″

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