The 5 Best Epoxy Sand fillers (2023 reviews)

The filler is a must have accessory for your daily purpose. Sculpwood Paste is a 2-component, spreadable, waterproof paste for filling cracks and defects in rot-damaged wood. It is an ultra-low viscosity epoxy resin system used to restore the strength of rot-damaged wood. It is a wood preservative treatment to kill active rot fungus and is extremely safe and easy to use. It works well to repair large areas of wood rot.

This putty is easily molded, sanded and painted once hardened to completely fix any issue that needs fixing. It’s sandable, hardy and durable. It is very malleable yet holds its shape well.

Why We Like This:

Dries hard, complete, and can be sanded and screwed once cured
Works great for termite and rot repair
Good brand reputation

Best For deck rot Repair: PC Products Epoxy Sand filler

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For a low asking price, pc products epoxy sand filler has managed to overwhelm their customers by packing as many features as they could. It is made from real wood and has many characteristics of wood and is resistant to dry rot, uv light, fresh and salt water. It's strong, waterproof, and can be treated just like wood. The smell won't knock you out like the very quickly drying acetone-based fillers. It is great for "healing" damaged wood.

The Two-part epoxy paste to replace missing or rotted wood is resistant to dry rot, uv light, fresh and salt water. It goes on flat surfaces very easily and can be worked with a putty knife. It is a permanent wood repair for interior and exterior applications.

Why We Like This:

Easy to work with, easy to sand and paint
Can be used in almost all conditions once the rotten wood is removed
Dries hard and is easy to sand

Best For moulding: JB Weld Epoxy Sand filler

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The jb weld epoxy sand filler gives the top-tier filler a run for their money by offering flagship specs at a much more affordable price. This is almost like hard plastic once it sets. It is a quick-set, 2 part, urethane adhesive system that provides strong, lasting repairs and works on thermoset, carbon fiber composites, thermoplastics, coated metals, concrete & more. It comes out all at once, or more from one side than the other. This stuff can stick dang near anything, so long as it is clean, roughed & dry.

It is an easy way to repair the plastic. These have paper towels ready before you start applying.

Why We Like This:

Dried rock hard and stabilized the cracks
Easy to use hard to get off hands
Perfect for filling holes in plastic
Takes about 24 hours before you can sand it

Best Product: Abatron Epoxy Sand filler

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The abatron epoxy sand filler should be able to handle its purpose and duties with ease. Unlike most putty type fillers this is a fantastic way to fill voids and taper them to your desired specifications. It is a thick paste that you mold into the shape you need. It is easy to shape and mold and can be applied in virtually any thickness. The epoxy will not stain like wood using a semi-transparent stain. It cures in a couple hours, so not a huge time-investment, to learn it, and worth it.

The product is so easy to mix. It has a low odor and is a clean, safe wood repair solution for both the user and the environment.

Why We Like This:

Can be sanded.will not rise above wood surface over time like some wood fillers
Easy to use, machine, cut, sand, paint
Easy to sand with a power sander
Excellent product for wood restoration coupled with liquid wood hardener

Best For filling larger holes: Totalboat Epoxy Sand filler

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The totalboat epoxy sand filler should be able to handle its purpose and duties with ease. Totalboat fixwood epoxy putty makes repairing rotted wood easy. It works well on a vertical surface, sets up quickly, sands and takes paint well. It is easy to activate, mix 50/50, like play dough consistency, becomes sticky once activated. It will not sag, shrink or crack. It is easily worked with normal wood tools.

The Marine grade 2 part epoxy putty lets you make permanent repairs to rotted, missing, or damaged wood, including soft wood, dry rot & other damage. It is designed for ease of use and are 100% made in the usa. Totalboat fixwood saves you the headache and expense of having to remove and replace vintage or one-of-a-kind wooden parts that are irreplaceable.

Why We Like This: