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20 Best Exterior Wood Filler Epoxy (2023 Updated)

Exterior wood filler epoxy is a type of epoxy resin that is used to fill in cracks or holes in wood. It is a two-part system that consists of a resin and a hardener. The epoxy resin is a synthetic material that is made up of molecules that are bonded together by covalent bonds.

The hardener is a substance that is used to cure the resin and give it its strength. The hardener is usually a chemical compound that contains amine groups.

20 Best Exterior Wood Filler Epoxy

Product Image Product Name Features Price

PC Woody Wood Epoxy Paste – 6 oz.

  • Two-part epoxy paste to replace missing or rotted wood is resistant to mildew, dry rot, UV light, and fresh and salt water

J-B Weld KwikWood Epoxy Putty Stick – 1 oz

  • Epoxy putty stick
  • Repair and rebuild anything made of wood
  • Sets in 15 to 25 minutes

PC-Woody Epoxy Paste 12oz

  • Two-part epoxy paste to replace missing or rotted wood is resistant to dry rot, UV light, fresh and salt water
  • High tack helps reduce drips and sags while hardening

PC Products 96 oz. PC-Woody Wood Epoxy Paste, Tan 128336

  • 96 oz

PC Products 48 oz. PC-Woody Wood Epoxy Paste 643334

  • 48 oz

J-B Weld 8258 KwikWood Wood Repair Epoxy Putty, 2 oz

  • 7 inch

Abatron WoodEpox Epoxy Wood Replacemnt Compound, 2 Gallon Kit, Part A

  • Fills and Rebuilds Sections of Missing Wood.
  • 100% Solids and Shrink-Free.
  • Easy to Sand and Paint.

West System 105B Epoxy Resin 0.98 Gallon, Clear

  • 0.98 Gallon

JB Weld Wood Restore Repair Putty Wood Filler – 757 ml canister

  • 32 oz. 2

Famowood 36021108 Original Wood Filler – Pint Cedar

  • Spreads smoothly and evenly
  • Eliminates the need for mixing
  • For use with any Type of wood

System Three Putty Epoxy Sculpwood 8 oz 1600K10

  • Use to replace rotted or chipped away wood; cracks and other cosmetic defects in window and door sills, frames, railings, furniture, etch

Abatron WoodEpox Epoxy Wood Filler Kit 2 qt.

  • Rotted Wood Restoration
  • Fills and Rebuilds Missing Sections of Wood
  • 100% Solids and Shrink-Free

J-B Weld 8257 KwikWood Wood Repair Epoxy Putty Stick – 1 oz.

  • 3.5 inch

JB Weld Kwik Wood Epoxy (8257)

  • KwikWood is a hand-mixable epoxy putty, formulated to repair and rebuild wood
  • After mixing, it cures to the same density as wood and becomes an integral part of the repair

J-B Weld Wood Restore Repair Putty – 12 oz

  • 12 oz. 2

West System 105A Epoxy Resin

  • 105 Epoxy Resin is the base material on which all WEST SYSTEM 105 System epoxy compounds are built.
  • Blended with hardener at the proper ratio, it cures to a hard, solid plastic with superior physical properties.
PC Woody Wood Epoxy Paste – 6 oz.
  • Two-part epoxy paste to replace missing or rotted wood is resistant to mildew, dry rot, UV light, and fresh and salt water
J-B Weld KwikWood Epoxy Putty Stick – 1 oz
  • Epoxy putty stick
  • Repair and rebuild anything made of wood
  • Sets in 15 to 25 minutes
PC-Woody Epoxy Paste 12oz
  • Two-part epoxy paste to replace missing or rotted wood is resistant to dry rot, UV light, fresh and salt water
  • High tack helps reduce drips and sags while hardening
PC Products 96 oz. PC-Woody Wood Epoxy Paste, Tan 128336
  • 96 oz
PC Products 48 oz. PC-Woody Wood Epoxy Paste 643334
  • 48 oz
J-B Weld 8258 KwikWood Wood Repair Epoxy Putty, 2 oz
  • 7 inch
Abatron WoodEpox Epoxy Wood Replacemnt Compound, 2 Gallon Kit, Part A
  • Fills and Rebuilds Sections of Missing Wood.
  • 100% Solids and Shrink-Free.
  • Easy to Sand and Paint.
West System 105B Epoxy Resin 0.98 Gallon, Clear
  • 0.98 Gallon
JB Weld Wood Restore Repair Putty Wood Filler – 757 ml canister
  • 32 oz. 2
Famowood 36021108 Original Wood Filler – Pint Cedar
  • Spreads smoothly and evenly
  • Eliminates the need for mixing
  • For use with any Type of wood
System Three Putty Epoxy Sculpwood 8 oz 1600K10
  • Use to replace rotted or chipped away wood; cracks and other cosmetic defects in window and door sills, frames, railings, furniture, etch
Abatron WoodEpox Epoxy Wood Filler Kit 2 qt.
  • Rotted Wood Restoration
  • Fills and Rebuilds Missing Sections of Wood
  • 100% Solids and Shrink-Free
J-B Weld 8257 KwikWood Wood Repair Epoxy Putty Stick – 1 oz.
  • 3.5 inch
JB Weld Kwik Wood Epoxy (8257)
  • KwikWood is a hand-mixable epoxy putty, formulated to repair and rebuild wood
  • After mixing, it cures to the same density as wood and becomes an integral part of the repair
J-B Weld Wood Restore Repair Putty – 12 oz
  • 12 oz. 2
West System 105A Epoxy Resin
  • 105 Epoxy Resin is the base material on which all WEST SYSTEM 105 System epoxy compounds are built.
  • Blended with hardener at the proper ratio, it cures to a hard, solid plastic with superior physical properties.

1. PC Woody Wood Epoxy Paste – 6 oz.

PC Woody Wood Epoxy Paste - 6 oz.

  • Two-part epoxy paste to replace missing or rotted wood is resistant to mildew, dry rot, UV light, and fresh and salt water
  • High tack helps reduce drips and sags while hardening
  • Provides work time of 30 to 40 minutes (at 70 degrees F) to allow for adjustments
  • Can be painted, stained, and machined after fully cured

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Amazon.com
eBay
Walmart
Grainger Industrial Supply

Product Details

Specifications

Details
Color when Dry Tan
Product Type Two Part Wood Epoxy Paste
Container Size 6 oz
Full Cure Time 24
Flammable No
UV Resistant Yes
Indoor or Outdoor Indoor and Outdoor
Color when Applied Tan
Adhesion Strength Medium Strength
Solvent Resistant Yes
Brand Name PC-Woody

Reviews From Real Customers

2161zulu
charly-horse
Mike in F

2. J-B Weld KwikWood Epoxy Putty Stick – 1 oz

J-B Weld KwikWood Epoxy Putty Stick - 1 oz

  • Epoxy putty stick
  • Repair and rebuild anything made of wood
  • Sets in 15 to 25 minutes
  • Paintable in 1 hour
  • Does not shrink or crack

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Amazon.com
Walmart
Home Depot
Lowe’s

Product Details

Specifications

Details
Assembled Depth (in) 1.12 in
Assembled Height (in) 7.5 in
Assembled Width (in) 3.87 in
Assembled Weight (lbs) 0.1 lbs
Item has MSDS (SDS)? Y

Reviews From Real Customers

MarcfromTexas
albee76

3. PC-Woody Epoxy Paste 12oz

PC-Woody Epoxy Paste 12oz

  • Two-part epoxy paste to replace missing or rotted wood is resistant to dry rot, UV light, fresh and salt water
  • High tack helps reduce drips and sags while hardening
  • PC-Woody part B must be mixed with PC-Woody part A in equal volumes on a flat surface with a stiff putty knife; DO NOT ATTEMPT TO MIX WITH GLOVES

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eBay
Walmart
Home Depot

Product Details

Specifications

Details
Color when Dry Tan
Product Type Two Part Wood Epoxy Paste
Indoor or Outdoor Indoor and Outdoor
Container Size 12 oz
Adhesion Strength Medium Strength

Reviews From Real Customers

tonedogg5
coconut34

4. PC Products 96 oz. PC-Woody Wood Epoxy Paste, Tan 128336

PC Products 96 oz. PC-Woody Wood Epoxy Paste, Tan 128336

  • 96 oz

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Amazon.com
eBay
Walmart – UnbeatableSale
Home Depot

Product Details

Reviews From Real Customers

DelM
Tammy S M
Joseph

5. PC Products 48 oz. PC-Woody Wood Epoxy Paste 643334

PC Products 48 oz. PC-Woody Wood Epoxy Paste 643334

  • 48 oz

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Amazon.com
eBay
Walmart – ProMax Commerce
Home Depot

Product Details

6. J-B Weld 8258 KwikWood Wood Repair Epoxy Putty, 2 oz

J-B Weld 8258 KwikWood Wood Repair Epoxy Putty, 2 oz

  • 7 inch

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eBay
Walmart
Home Depot

Product Details

Reviews From Real Customers

itscharlie
Jamie Ryan
ralph614

7. J-B Weld 8257 KwikWood Wood Repair Epoxy Putty Stick – 1 oz. – 5 Pack

J-B Weld 8257 KwikWood Wood Repair Epoxy Putty Stick - 1 oz. - 5 Pack

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Amazon.com – Seller

Product Details

Specifications

Details
Package Dimensions 7.44 x 4.45 x 3.5 inches

Reviews From Real Customers

Neil666
homedepot.ca
vitoria1997

8. Abatron WoodEpox Epoxy Wood Replacemnt Compound, 2 Gallon Kit, Part A

Abatron WoodEpox Epoxy Wood Replacemnt Compound, 2 Gallon Kit, Part A

  • Fills and Rebuilds Sections of Missing Wood.
  • 100% Solids and Shrink-Free.
  • Easy to Sand and Paint.

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Amazon.com – Seller
eBay

Product Details

Specifications

Details
Is Discontinued By Manufacturer No
Item Volume 2 Gallons

Reviews From Real Customers

lled3507-gptv4ytx9
Guest
The bodger

9. West System 105B Epoxy Resin 0.98 Gallon, Clear

West System 105B Epoxy Resin 0.98 Gallon, Clear

  • 0.98 Gallon

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Amazon.com
eBay
Walmart
Jamestown Distributors

Product Details

Specifications

Details
UV Resistant No
Brand Name West System
Flammable No
Adhesion Strength Extra Strength
Full Cure Time 24 hr

Reviews From Real Customers

Vincent P.
johjzo_inumwzd
William B.

10. JB Weld Wood Restore Repair Putty Wood Filler – 757 ml canister

JB Weld Wood Restore Repair Putty Wood Filler - 757 ml canister

  • 32 oz. 2

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Amazon.com
Max Warehouse
Cox Hardware and Lumber
Blain’s Farm & Fleet

Product Details

Reviews From Real Customers

Zoro
Louis
gpslouis

11. SculpWood 1600K16 Moldable Epoxy Putty1 Quart

SculpWood 1600K16 Moldable Epoxy Putty1 Quart

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Amazon.com – Seller
eBay
Walmart
Defender Industries

Product Details

Specifications

Details
Length 8.7 in
Height 4.3 in
Width 4.2 in
Product Weight
Weight 5.85 lb

Reviews From Real Customers

Jeff
sarah

12. Famowood 36021108 Original Wood Filler – Pint Cedar

Famowood 36021108 Original Wood Filler - Pint Cedar

  • Spreads smoothly and evenly
  • Eliminates the need for mixing
  • For use with any Type of wood
  • First choice of woodworking professionals for more than 50 years
  • Saw, drill, sand, plane and nail, just like real wood

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Amazon.com – Seller
Little Hardware
Hardware World

Product Details

Specifications

Details
Assembled Depth (in) 1.19 in
Assembled Height (in) 7.13 in
Assembled Width (in) 3.63 in
Item is Shipped at this Packaging Level N
Country of Origin 5 840

Reviews From Real Customers

Jay
connicornet0

13. System Three Putty Epoxy Sculpwood 8 oz 1600K10

System Three Putty Epoxy Sculpwood 8 oz 1600K10

  • Use to replace rotted or chipped away wood; cracks and other cosmetic defects in window and door sills, frames, railings, furniture, etch
  • Package Dimensions: 14.732 H x 6.35 L x 9.652 W (centimetres)
  • Package Weight: 0.227 kilograms
  • Country of Origin : United States

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Amazon.com
eBay
Walmart
Rockler Woodworking and Hardware

Product Details

Specifications

Details
Length 3.15 in
Height 6.75 in
Width 3.1 in
Weight 0.95 lb

Reviews From Real Customers

heresthatcrazyllama
Jim

14. Abatron WoodEpox Epoxy Wood Filler Kit 2 qt.

Abatron WoodEpox Epoxy Wood Filler Kit 2 qt.

  • Rotted Wood Restoration
  • Fills and Rebuilds Missing Sections of Wood
  • 100% Solids and Shrink-Free
  • Easy to Sand and Paint

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Amazon
eBay
Walmart
Ace Hardware

Product Details

Specifications

Details
Product Type Epoxy Wood Filler Kit
Sandable Yes
Clean Up Acetone
Indoor or Outdoor Indoor and Outdoor
Paintable Yes
Container Size 2 qt
Dry Time 3 hr
Color Beige
Temperature Range 50 – 90 deg. F
Brand Name Abatron

15. TotalBoat FixWood Epoxy Putty (2-Pint Kit)

TotalBoat FixWood Epoxy Putty (2-Pint Kit)

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Amazon
TotalBoat

Product Details

Specifications

Details
Item Package Dimensions L x W x H 8.25 x 4 x 4 inches
Included Components Epoxy Putty, Hardener
Item Volume 947 Milliliters
Water Resistance Level Waterproof

Reviews From Real Customers

DB
Rob
Jachtie

16. Abatron We2gkr Epoxy Wood Putty 2GALLON

Abatron We2gkr Epoxy Wood Putty 2GALLON

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Amazon
McFeely’s
Neobits.com

Product Details

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David M.

17. J-B Weld 8257 KwikWood Wood Repair Epoxy Putty Stick – 1 oz.

J-B Weld 8257 KwikWood Wood Repair Epoxy Putty Stick - 1 oz.

  • 3.5 inch

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Amazon
eBay – madpowersports
Walmart – Supply the Home
Wylaco Supply Company

Product Details

Specifications

Details
Package Dimensions 6.8 x 1.6 x 0.1 inches

Reviews From Real Customers

dbru8315
gerrsamont0
chgreenthumb1

18. JB Weld Kwik Wood Epoxy (8257)

JB Weld Kwik Wood Epoxy (8257)

  • KwikWood is a hand-mixable epoxy putty, formulated to repair and rebuild wood
  • After mixing, it cures to the same density as wood and becomes an integral part of the repair
  • For use on exterior or interior applications, it contains no solvents, will not rot, shrink, crack or pull away
  • KwikWood has a 15-25 minute work life
  • After 60 minutes, it can be machined, drilled, tapped, sanded, filed and painted

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Amazon
eBay
Walmart – Shop Eddies
Rider’s Superstore

Product Details

Specifications

Details
Assembled Product Weight 0.15 oz
Assembled Product Dimensions (L x W x H) 7.60 x 3.90 x 0.80 Inches

19. J-B Weld Wood Restore Repair Putty – 12 oz

J-B Weld Wood Restore Repair Putty - 12 oz

  • 12 oz. 2

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Amazon
TRUCKiD.com
Valu Home Centers
Farm & Home Hardware

Product Details

Specifications

Details
Country of Origin USA
Color/Finish Tan
CID 1

20. West System 105A Epoxy Resin

West System 105A Epoxy Resin

  • 105 Epoxy Resin is the base material on which all WEST SYSTEM 105 System epoxy compounds are built.
  • Blended with hardener at the proper ratio, it cures to a hard, solid plastic with superior physical properties.
  • Forms a high-strength solid that is functionally waterproof, and highly resistant to moisture vapor.
  • This epoxy is a great coating material.

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eBay
Walmart
Jamestown Distributors

Product Details

Specifications

Details
UV Resistant No
Brand Name West System
Flammable No
Product Type Epoxy Resin
Full Cure Time 24 hr
Recommended Surface Wood fiber
Indoor or Outdoor Indoor and Outdoor
Solvent Resistant No
Product Form Liquid
Color Clear
Container Size 32 oz
Adhesion Strength Extra Strength

Reviews From Real Customers

Robert M.

Conclusion

When it comes to exterior wood filler epoxy, there are a few things you need to keep in mind. First, this type of epoxy is designed for use on wood surfaces that are already painted or varnished. If you’re using it on bare wood, you’ll need to make sure that the surface is properly prepared before applying the epoxy.

Second, you’ll need to choose the right type of epoxy for the job. There are two main types of exterior wood filler epoxy: one that is designed for use on porous surfaces, and one that is designed for use on non-porous surfaces.

Porous surfaces include wood that has been sanded, while non-porous surfaces include metal, glass, and plastic.

Third, you’ll need to apply the epoxy correctly. Make sure that you read the instructions on the label carefully before you start, and that you follow them to the letter. If you don’t, you could end up with a mess that’s difficult to clean up.

Finally, don’t forget to allow the epoxy to cure properly before you begin using the wood surface again. If you don’t, the epoxy could come off, leaving behind a sticky mess.

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