2×8 Treated Lumber as Deck Boards?

Q: Can I use 2×8 treated lumber as deck boards?

A: No, that’s a not a good idea. Lumber wider than 6 inches should not be used as a flat surface. Wide, flat boards have a tendency to pool rain water, which can lead to cupping problems. Stick with 2×6 or 5/4 deck boards.

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Ask any seasoned contractor where a deck is most likely to fail, and odds are they’ll point to the ledger board. If it’s not properly installed and protected from moisture, this critical connection point can quickly become the weak link in an otherwise solid structure. That’s where Trex® Seal™ Ledger Tape comes in—a moisture-blocking MVP […]

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