- Economical and plentiful
- lasts around 15 years when properly treated with a water repellent every two years.
- The dominant PT species, Southern yellow pine, checks and splinters as it dries.
- Left untreated, some PT turns muddy gray (use a semitransparent stain or clear sealer).
- PT preservative chemical residue may cause health problems. If you’re doing the building, wear a dust mask. And be sure to wash yourself carefully and your clothing separately after working.