Find answers to the most common questions about lumber & composites.
Store wood flat and off the ground, in a dry, shaded area, and use spacers between boards for airflow.
*A-C* (smooth one side) for painted projects, *B-B* (both sides decent) for cabinets, and CDX (structural) for subfloors or roofing.
Pressure-treated lumber is chemically treated to resist rot and insects, making it ideal for outdoor projects. Untreated lumber is cheaper but requires sealing for exterior use.
Refers to wood cut to standardized widths and depths (like 2x4s), but note that a 2x4 actually measures 1.5" x 3.5" due to drying and planing.
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