What Is The Best Wood Preservative For Ground Contact

Looking on the web for replacement brush on stuff and of course the world has moved on and so have regulations.

What is the best wood preservative for ground contact. The earliest wood preservatives salts of lead and arsenic were plenty toxic to the problem organisms but failed miserably when it came to being safe for humans and the environment. My pine borers would have that to dust in 5 years no matter how good the ground treatment. Depends where you are i guess. Chromate copper arsenate cca is a pesticide containing chromium copper and arsenic that protects wood against termites fungi and other pests that can degrade or threaten the integrity of wood products.

Thoroughly coat the lumber with water sealer made for wood. Designed for above ground ground contact and below designed for above ground ground contact and below ground surfaces this 1 gal. Creosote patented in 1831 was the first wood preservative to successfully protect wood from ground contact and high moisture. Wood preservative is the perfect addition to your wood surfaces.

Creocoat black below ground wood wolman 88 gal. Using a pump garden sprayer spray one coat onto dry lumber. These above ground use treated materials should not be used as stair stringers joists or decking where they will touch the ground. Allow the sealer to soak completely into the lumber grain and allow two hours between coats.

Apply the second coat of sealer to the lumber with a roller or brush. We had a stock of ground contact wood preservative stuff i don t know what it is called ohs dept which is used for posts and supports and stuff around house and garden which is running out. Creocoat black below ground wood preservative case of 4 is for use on below ground ground contact or water contact wood installations especially non pressure treated lumber to protect the structural integrity. Although wood is an amazingly versatile and durable material it can be susceptible to deterioration especially so in environments where mould algae fungi and wood boring insects are likely.

Thought about it myself for about 1 minute. Each gallon of preservatives is entirely oil based and does not contain any water. To treat your post soak the bottom foot for 15 to 20 minutes in a large bucket of wood preservative containing copper napthenate. The oil and preservative treatments might work but fyi that is absolutely the worst of the popular woods for ground contact.

This will ensure that the sealer is applied in thick even coats. I have a small forrest of white pines. If you want to protect a wooden post from rotting in the ground opt for wood that has been pressure treated and has a 4a or 4b rating on the tag as these woods are especially resistant to rot. The best way to protect and preserve wood including timbers that have been tanalised or pressure treated is to use a wood preservative.