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20 Best Wood Preservative For Docks (2023 Updated)

Wood preservative for docks is a product that is used to help protect docks from the elements. This can include sun, water, and even mold and mildew. Preservative products can help to extend the life of a dock, and can also help to keep it looking new for longer.

There are a number of different wood preservative products on the market, and it is important to choose the right one for your dock.

20 Best Wood Preservative For Docks

Product Image Product Name Features Price

Eco-Wood Treatment

  • 70 gram Size and coverage: 38 liter (1 gallon) container covers approximately 14 m2(150 ft2).
  • 195 gram Size and coverage: 19 liter (5 gallon) container covers approximately 70 m2 (750 ft2).

Seal-Once Marine Premium Wood Sealer – Waterproof Sealant – Wood Stain and Sealer in One – 1 Gallon & Coastal Gray

  • 1 Gallon

TWP Honeytone 115 1G

  • Siding & Shingles
  • Rough sawn cedar
  • Shakes & fascia

Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear

  • Item Weight: 9.65 lb
  • Country of Origin: China
  • Brand name: Thompsons Water Seal

TWP Clear Oil-Based Wood Protector 5 Gal

  • 5 Gal

TWP 1501 Cedartone Low VOC Preservative Stain Gal

  • Smooth, even coverage
  • Superior application results
  • Renews and refreshes exterior wood surfaces

Rust-Oleum 14436 Creocoat Wood Preservative, 1 Gallon, Black

  • Prevents termite and other insect attacks.
  • Protects against rot and decay.
  • Resists mold, mildew, and stain fungi.

Green Products Copper Green Wood Preservative – 1 gal jug

  • Seals The Wood
  • Protects Against Mold And Mildew
  • Kills Off Harmful Insects

Penofin F5emaqt Marine Oil Wood Finish Natural Quart

  • 99% UV protection via transoxide pigments.
  • Added high-grade mildewcide.
  • For use where wood is exposed to harsh conditions.

Ready Seal 500 Exterior Wood Stain and Sealer, 5 Gallon, Clear

  • 5 Gal

Penofin F3PTRGA 1G Rainier Pressure-Treated Wood Finish

  • Formulated to bring out the natural beauty of pressure-treated wood.
  • Formulated in three natural wood tones.
  • One-coat formula.

Flood Cwf-uv Penetrating Wood Finish, Natural, Size: 1 gal

  • Oil-Based Finish Ideal For Newer , Less Weathered Wood
  • Adds Minimal Color And Highlights The Natural Wood Grain
  • Penetrates And Protects Against Moisture And Sun Damage , Resists Mildew

Ready Seal 100 Exterior Wood Stain and Sealer, 1 Gallon, Clear

  • 1 Gal

Valhalla Wood Preservatives N1D 20gm Lifetime Treatment

  • 1 Gallon

Benjamin Moore Arborcoat Stain- Solid Matte (640) 5 Gallon / White

  • 5 Gallon
Eco-Wood Treatment
  • 70 gram Size and coverage: 38 liter (1 gallon) container covers approximately 14 m2(150 ft2).
  • 195 gram Size and coverage: 19 liter (5 gallon) container covers approximately 70 m2 (750 ft2).
Seal-Once Marine Premium Wood Sealer – Waterproof Sealant – Wood Stain and Sealer in One – 1 Gallon & Coastal Gray
  • 1 Gallon
TWP Honeytone 115 1G
  • Siding & Shingles
  • Rough sawn cedar
  • Shakes & fascia
Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear
  • Item Weight: 9.65 lb
  • Country of Origin: China
  • Brand name: Thompsons Water Seal
TWP Clear Oil-Based Wood Protector 5 Gal
  • 5 Gal
TWP 1501 Cedartone Low VOC Preservative Stain Gal
  • Smooth, even coverage
  • Superior application results
  • Renews and refreshes exterior wood surfaces
Rust-Oleum 14436 Creocoat Wood Preservative, 1 Gallon, Black
  • Prevents termite and other insect attacks.
  • Protects against rot and decay.
  • Resists mold, mildew, and stain fungi.
Green Products Copper Green Wood Preservative – 1 gal jug
  • Seals The Wood
  • Protects Against Mold And Mildew
  • Kills Off Harmful Insects
Penofin F5emaqt Marine Oil Wood Finish Natural Quart
  • 99% UV protection via transoxide pigments.
  • Added high-grade mildewcide.
  • For use where wood is exposed to harsh conditions.
Ready Seal 500 Exterior Wood Stain and Sealer, 5 Gallon, Clear
  • 5 Gal
Penofin F3PTRGA 1G Rainier Pressure-Treated Wood Finish
  • Formulated to bring out the natural beauty of pressure-treated wood.
  • Formulated in three natural wood tones.
  • One-coat formula.
Flood Cwf-uv Penetrating Wood Finish, Natural, Size: 1 gal
  • Oil-Based Finish Ideal For Newer , Less Weathered Wood
  • Adds Minimal Color And Highlights The Natural Wood Grain
  • Penetrates And Protects Against Moisture And Sun Damage , Resists Mildew
Ready Seal 100 Exterior Wood Stain and Sealer, 1 Gallon, Clear
  • 1 Gal
Valhalla Wood Preservatives N1D 20gm Lifetime Treatment
  • 1 Gallon
Benjamin Moore Arborcoat Stain- Solid Matte (640) 5 Gallon / White
  • 5 Gallon

1. Eco-Wood Treatment

Eco-Wood Treatment

  • 70 gram Size and coverage: 38 liter (1 gallon) container covers approximately 14 m2(150 ft2).
  • 195 gram Size and coverage: 19 liter (5 gallon) container covers approximately 70 m2 (750 ft2).
  • SPECIAL NOTES: Apply one application of this product to any wooden structure and there is no need to reapply ever again!

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eBay
Home Depot
CleanerUp Products

Product Details

Specifications

Details
Weight 0.15 lb

2. Seal-Once Marine Premium Wood Sealer – Waterproof Sealant – Wood Stain and Sealer in One – 1 Gallon & Coastal Gray

Seal-Once Marine Premium Wood Sealer - Waterproof Sealant - Wood Stain and Sealer in One - 1 Gallon & Coastal Gray

  • 1 Gallon

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Amazon.com – Seller

Product Details

Specifications

Details
Surface Recommendation Wood
Coating Description Water-based

3. TWP Honeytone 115 1G

TWP Honeytone 115 1G

  • Siding & Shingles
  • Rough sawn cedar
  • Shakes & fascia
  • Easy application
  • Beautifies and protects

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Amazon.com – Seller
DTEP
Paint Supply
CleanerUp Products

Product Details

Specifications

Details
Surface Recommendation Wood
Item Dimensions LxWxH 7 x 7 x 8 inches
Recommended Uses For Product Exterior
Opacity Semi-transparent
CPSIA Cautionary Statement No Warning Applicable

Reviews From Real Customers

Ace Fan

4. Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear

Thompsons Waterseal 21802 VOC Wood Protector, 1.2-Gallon, Clear

  • Item Weight: 9.65 lb
  • Country of Origin: China
  • Brand name: Thompsons Water Seal
  • Item Dimensions: 4.1”L x 6.6”W x 11.0”H

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Walmart
Fred Meyer

Product Details

Specifications

Details
Container Size 1 GALLON
Application Method Brush Pad Roller Spray
Product Type Sealant
Color Clear
Product Weight 9.6500 lb

5. TWP Clear Oil-Based Wood Protector 5 Gal

TWP Clear Oil-Based Wood Protector 5 Gal

  • 5 Gal

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Amazon.com – Seller
Walmart
Seal and Protect
Integrity Supply

Product Details

Specifications

Details
Surface Recommendation Wood
Coating Description Oil-based
Item Dimensions LxWxH 7 x 7 x 8 inches
Recommended Uses For Product Exterior
Paint Type Oil

6. TWP 1501 Cedartone Low VOC Preservative Stain Gal

TWP 1501 Cedartone Low VOC Preservative Stain Gal

  • Smooth, even coverage
  • Superior application results
  • Renews and refreshes exterior wood surfaces

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Amazon.com – Seller
eBay
Walmart – DTEP, LLC
Valu Home Centers

Product Details

Specifications

Details
Transparency Semi-Transparent
Formulation Low VOC
Dry To Touch 4 Hr
Time Before Recoating Immediately (Wet on wet)
Mildew Resistant Yes

7. Rust-Oleum 14436 Creocoat Wood Preservative, 1 Gallon, Black

Rust-Oleum 14436 Creocoat Wood Preservative, 1 Gallon, Black

  • Prevents termite and other insect attacks.
  • Protects against rot and decay.
  • Resists mold, mildew, and stain fungi.
  • Anti-wicking: Controls moisture damage.
  • Prolongs the life of non-pressure treated wood.

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Amazon
eBay – dtepstore
Walmart – DTEP, LLC
DTEP

Product Details

Specifications

Details
Color Black

Reviews From Real Customers

Doug M.
UnbiasedConsumer
Ken D.

8. Green Products Copper Green Wood Preservative – 1 gal jug

Green Products Copper Green Wood Preservative - 1 gal jug

  • 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

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Amazon
Lowe’s
Home Depot
The BuildClub

Product Details

Specifications

Details
Transparency Solid
Container Size 1 Gallon
Sheen Flat/Matte
Coverage Area (sq. ft.) 150
Paint/Stain Features Mildew Resistant

Reviews From Real Customers

Ha3
gp4labooh

9. Eco Wood Treatment, 2 oz.

Eco Wood Treatment, 2 oz.

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Amazon
Gardeners.com

Product Details

Reviews From Real Customers

Nereid00
String bean

10. Penofin F5emaqt Marine Oil Wood Finish Natural Quart

Penofin F5emaqt Marine Oil Wood Finish Natural Quart

  • 99% UV protection via transoxide pigments.
  • Added high-grade mildewcide.
  • For use where wood is exposed to harsh conditions.
  • Translucent Natural.

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Amazon
Hardware World
shop.com

Product Details

11. Thompsons Waterseal Wood Sealer Clear 1.2gal

Thompsons Waterseal Wood Sealer Clear 1.2gal

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Amazon
eBay – ronshomeandhardware
Ace Hardware
Sears

Product Details

Specifications

Details
Base Type Oil-Based
Container Size 1.2 gal
Indoor or Outdoor Outdoor
Full Cure Time 48 hr
Time Before Recoating 2 hr

12. Thompson’s Waterseal Transparent Acorn Brown Waterproofing Wood Stain and Sealer 5 Gal

Thompson's Waterseal Transparent Acorn Brown Waterproofing Wood Stain and Sealer 5 Gal

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Amazon
eBay – max_warehouse
Walmart
Life and Home

Product Details

Specifications

Details
Coverage Area 1375 sq ft
Tintable No
Transparency Transparent
Product Type Waterproofing Wood Stain and Sealer
Water Repellent Yes

13. Cedarshield Natural Wood Treatment – 5 Gallon Pail

Cedarshield Natural Wood Treatment - 5 Gallon Pail

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Amazon
Cedarcide

Product Details

14. Ready Seal 500 Exterior Wood Stain and Sealer, 5 Gallon, Clear

Ready Seal 500 Exterior Wood Stain and Sealer, 5 Gallon, Clear

  • 5 Gal

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Amazon
eBay – championtvsales
Walmart
Ace Hardware

Product Details

Specifications

Details
Transparency Semi-Transparent
VOC Level 250 g/L
Color Clear
Sheen Flat
Base Type Oil-Based

15. Penofin F3PTRGA 1G Rainier Pressure-Treated Wood Finish

Penofin F3PTRGA 1G Rainier Pressure-Treated Wood Finish

  • Formulated to bring out the natural beauty of pressure-treated wood.
  • Formulated in three natural wood tones.
  • One-coat formula.
  • Meets EPA guidelines to lock in carcinogens in CCA wood.
  • Great performance on ACQ wood.

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Amazon
DIY Home Center
Premier Paint & Wallpaper
CleanerUp Products

Product Details

Specifications

Details
Made in the USA Yes
Package Quantity 1
V.O.C 250

16. Flood Cwf-uv Penetrating Wood Finish, Natural, Size: 1 gal

Flood Cwf-uv Penetrating Wood Finish, Natural, Size: 1 gal

  • Oil-Based Finish Ideal For Newer , Less Weathered Wood
  • Adds Minimal Color And Highlights The Natural Wood Grain
  • Penetrates And Protects Against Moisture And Sun Damage , Resists Mildew
  • Tools Clean Easily With Soap And Water
  • Mfg #409163 1 Gallon Flood CWF-UV

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Home Depot

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17. Ready Seal 100 Exterior Wood Stain and Sealer, 1 Gallon, Clear

Ready Seal 100 Exterior Wood Stain and Sealer, 1 Gallon, Clear

  • 1 Gal

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Amazon
eBay
Walmart
Paint Supply

Product Details

Specifications

Details
Dry to Touch 60 min
Transparency Semi-Transparent
Product Type Penetrating Wood Stain/Sealer
Color Clear
UV Resistant No

18. Valhalla Wood Preservatives N1D 20gm Lifetime Treatment

Valhalla Wood Preservatives N1D 20gm Lifetime Treatment

  • 1 Gallon

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Amazon
eBay – paint_supply
Walmart – Paint Supply
Paint Supply

Product Details

Specifications

Details
Case Pack 1
Transparency Semi-Transparent
Indoor or Outdoor Indoor and Outdoor
Each Weight 0.044 LB

Reviews From Real Customers

bhb4d
mathew carson
nope

19. Penofin Marine Oil Wood Finish, Natural Tone – Gallon

Penofin Marine Oil Wood Finish, Natural Tone - Gallon

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Amazon
Sears

Product Details

20. Benjamin Moore Arborcoat Stain- Solid Matte (640) 5 Gallon / White

Benjamin Moore Arborcoat Stain- Solid Matte (640) 5 Gallon / White

  • 5 Gallon

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Benjamin Moore Spectrum Paint Center
Benjamin Moore Miramar Paint Center

Product Details

Specifications

Details
Sheen (or Gloss) Matte
Cleanup Soap and Water
Resin Type 100% Acrylic Latex
Recommended Use Exterior
MPI Rating 16

Conclusion

There are several wood preservatives on the market for docks, but one of the most popular is called “Cuprinol. ” This product is a water-based wood preservative that is designed to protect against rot, decay, and termites.

It is available in a variety of colors, so you can choose the one that best suits your dock.

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