10 Best Wood Preservatives 2021

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

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

33001 by Green Products Inc.

  • Color: Copper Green Brown
  • Dimensions: 5 x 6.1 x 11 inches
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

1904A by Rust-Oleum

  • Color: Green
  • Dimensions: 5 x 5 x 5 inches
  • Warranty: Satisfaction guaranteed.
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

Green Products Co. 30001 Copper Green Wood Preservative

30001 by Green Products Inc.

  • Color: White
  • Weight: 7.75 pounds
  • Dimensions: 15.9 x 12.3 x 12.7 inches
Green Products Co. 30001 Copper Green 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

Nisus 30201 PenShield 128oz Borate Wood Preservative

30201 by Nisus

  • Color: Clear
  • Dimensions: 7 x 6 x 11 inches
Nisus 30201 PenShield 128oz Borate Wood Preservative
  • 128oz Borate Wood Preservative

Tenino Copper Naphthenate 17% (2% as Metal)

CCWP1090-1GAL by Tenino

  • Weight: 9 pounds
  • Dimensions: 7 x 4 x 11.5 inches
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.

Preservation Solutions – 👑 Premium Pick

PENTACRYL GALLON by PRESERVATION SOLUTIONS INNOVATORS OF ENVIRONMENTALLY SAFE PRODUCTS FOR WOOD AND LEATHER

  • Weight: 7.99 pounds
  • Dimensions: 12 x 6.2 x 6.2 inches
Preservation Solutions
  • GREEN WOOD STABILIZER: Prevent the cracking and splitting of fresh cut wood! Whether you're a pro woodworker or hobbyist, revolutionary Pentacryl stabilizer will dramatically reduce drying time, stabilize, and preserve green wood from shrinkage and warping without any harmful fumes, odors, or discoloration.
  • REDUCE DRYING TIME: Cure your wood faster! Pentacryl green wood stabilizer works by displacing the moisture in fresh cut wood. This speeds the air dry time by approximately 30%.
  • EASY TO USE: Pentacryl is ready to use—no mixing required. Apply by soaking or brushing on green wood. Pentacryl will leave your wood looking clean and bright while also making woodworking, turning, and carving easier as it lubricates the tools. Treated and dried wood can be sanded, stained, glued, wood burned and/or finished.
  • SAFE INDOORS: Pentacryl is a non-hazardous compound of modified polymers, free of noxious fumes and odors so that you can safely use our green wood stabilizer inside your workshop.
  • EFFECTIVE ON SOFTWOOD AND HARDWOOD: Pentacryl is free from waxes, mineral oil, and silicone, making it an ideal treatment for softwood, hardwood, challenging fruitwood, exotic wood, bamboo, and more—popular and perfect for your small or large green woodworking project.

Rust-Oleum 01901 Coppercoat Wood Preservative

01901 by Rust-Oleum

  • Color: Green
  • Weight: 8.95 pounds
  • Dimensions: 6.6 x 7.5 x 7.5 inches
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

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

620978000026 by Valhalla Wood Preservatives

  • Dimensions: 7 x 4.5 x 1 inches
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 Corporation Zinsser 00903 Clear Wood Preservative

00903 by Rust-Oleum

  • Color: 1-Gallon
  • Weight: 7.72 pounds
  • Dimensions: 13.8 x 8.3 x 14 inches
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 Preservative 1-Gallon Eco Friendly Non Toxic Lifetime Wood

620978000019 by Valhalla Wood Preservatives

  • Weight: 0.1 pounds
  • Dimensions: 5.5 x 3 x 1 inches
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

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