10 Best Wood Preservatives 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing products, scanning reviews, spending more than 36 hours of research and speaking with our test users, we think the Green Products 33001 Copper Brown Wood Preservative is the one of the Best Wood Preservative on the market.

Green Products 33001 Copper Brown Wood Preservative – Best Overall Wood Preservative

Green Products 33001 Copper Brown Wood Preservative
  • Seals The Wood
  • Protects Against Mold And Mildew
  • Kills Off Harmful Insects
  • Dip soaking or pressure impregnation of COPPER-GREEN will result in deeper penetration resulting in longer preservation of treatable species
  • The copper in COPPER-GREEN reacts with the cellulose of wood. As a result it is not easily lost from the wood by leaching
  • This formulation extends the service life of wood products
  • For exterior applications only

Rust-Oleum 1904A Wolman (Woodlife) CopperCoat Green Wood Preservative-Below Ground – Best Budget Wood Preservative

Rust-Oleum 1904A Wolman (Woodlife) CopperCoat Green Wood Preservative-Below Ground
  • It is easy to use
  • It is highly durable
  • Manufactured in United States
  • Model number: 1904A

Rust-Oleum 01901 Coppercoat Wood Preservative

Rust-Oleum 01901 Coppercoat Wood Preservative
  • EPA-registered, insecticidal preservative prohibits termite damage, rot and decay
  • Inhibits surface growth of fungal organisms: mold, mildew and staining fungi
  • Paintable and stainable; imparts a transparent green color that naturally fades over time
  • Designed for protection of deck or porch floor end cuts

Tenino Copper Naphthenate 17% (2% as Metal)

Tenino Copper Naphthenate 17% (2% as Metal)
  • Ready-to-Use Copper Naphthenate (contains 2% copper as metal), meets the AWPA M4 Standard
  • Required by building codes (IBC 2303.1.9 & IRC R317.1.1) on end-cuts of all pressure treated lumber.
  • Low VOC (<350g/L) and 100% domestically sourced from recycled copper and reclaimed by-products.
  • Labeled for General Use, and wood treated with Tenino maybe discarded in local landfill.
  • Water repellant and both toxic and repellant to termites and other wood destroying insect.

Rust-Oleum Corporation Zinsser 00903 Clear Wood Preservative

Rust-Oleum Corporation Zinsser 00903 Clear Wood Preservative
  • This item is a Rust-Oleum 00903 Wood life Classic, 1-Gallon, Clear
  • Purpose of use for Painting Supplies, household-wood-stains
  • This product is manufactured in United States
  • EPA-registered, fungicidal preservative protects against surface mold, mildew, rot and decay
  • Water repellent resists water damage: swelling, warping, end-checking
  • 100% clear - reveals natural wood color and allows it to gray naturally
  • EPA-registered, fungicidal preservative protects against surface mold, mildew, rot and decay
  • Water repellent resists water damage: swelling, warping, end-checking
  • 100% clear - reveals natural wood color and allows it to gray naturally

Valhalla Wood Preservatives 5-Gallon Eco Friendly Non Toxic Lifetime Wood

Valhalla Wood Preservatives 5-Gallon Eco Friendly Non Toxic Lifetime Wood
  • Lifetime wood treatment is an non-toxic wood treatment
  • Useful in treating marinas, houses and decking
  • Natural substances penetrate the wood fibers, permanently modifying the wood structure
  • Creates no harmful residue in soils and water
  • Friendly to plants, animals and people and can be used in direct contact with garden soil

Rust-Oleum Clear 902 Wolman Classic Wood Preservative-Above Ground

Rust-Oleum Clear 902 Wolman Classic Wood Preservative-Above Ground
  • It is easy to use
  • It is highly durable
  • Manufactured in United States
  • Model number: 902

Valhalla Wood Preservative 1-Gallon Eco Friendly Non Toxic Lifetime Wood

Valhalla Wood Preservative 1-Gallon Eco Friendly Non Toxic Lifetime Wood
  • Lifetime wood treatment is an non-toxic wood treatment
  • Useful in treating marinas, houses and decking
  • Natural substances penetrate the wood fibers, permanently modifying the wood structure
  • Creates no harmful residue in soils and water
  • Friendly to plants, animals and people and can be used in direct contact with garden soil

Preservation Solutions | Pentacryl 1 Gallon | Green Wood Stabilizer – Premium Pick

Preservation Solutions | Pentacryl 1 Gallon | Green Wood Stabilizer
  • Combats the negative effects of drying by displacing water and moisture in the wood fibers
  • Doesn't stain the wood or affect finishing in any manner
  • Drying time reduced by as much as 90% with Pentacryl
  • Your wood will dry quicker and more evenly
  • Pentacryl residue even lubricates your tools as you work

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