How to Seal and Stain Pressure Treated Wood Decking. Most decks are made from pressure treated pine. You can use an oil base or water base sealer or stain, solid or semi-transparent. The best method for applying the material is with a brush or a paint pad on a long handle, available at any hardware store. I’m doing a bid for a deck spec’d with ArborCoat natural and sealer. I’ve only worked with pressure treated wood a little, but I always stain and seal it the same way as any other wood. This is a fast, easy and safe method to sealing pressure treated wood. Choose darker brown tones that hide dirt better unless you plan on washing your deck often.
New wood, pressure-treated wood, weathered wood and wood with a weathered solvent-based clear or semi-transparent stain. How to Clean and Prep Wood or Deck for Staining. Just because you used pressure-treated lumber doesn’t mean your outdoor project has to stay green. Comparing Deck Wood: Cedar, Pressure Treated Wood & Composite Decking. Sealers may be applied to pressure-treated wood as soon as the surface no longer looks wet. The sealer offers a degree of water repellency and color to outdoor wood without forming a thick coating on the surface.
Any high-quality exterior deck paint or stain will work.