Lumber Dealer Stops Carrying Above-Ground Press Treated Lumber

company-banner-logoMaryland-based TW Perry has reported that it is replacing all of its above-ground UC3B-rated dimensional lumber, decking, and fencing with UC4A-rated products this winter, in time for the spring building season. The company also says that it will switch from UC4A (ground contact, general use) to heavier-duty UC4B-rated PT posts, which are suitable for severe environments and saltwater splash zones.

The change is in response to concern for early rotting in PT lumber.  This move will result in a ‘marginal’ increase in the cost of their pressure treated material for TW Perry.

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