Naturally Durable Wood Species

Many people have the mistaken belief that naturally durable wood species will not rot.   There are a handful of domestic wood species that are classified as naturally durable.   Some of the more common in the US South are sassafras, live oak, Eastern red cedar, catalpa and black locust.   In the West, redwood and Western red … [Read more…]

Fastener Corrosion

Fasteners consist of nails, screws, bolts, staples, etc and are widely used in the construction industry to connect lumber, sheathing, shingles, and other wood-based products.  Nail guns allow for nails to inserted at a rapid fire pace.  Chromated copper arsenate (CCA) was the primary preservative used for residential uses.  CCA has been used for timber treatment since … [Read more…]