How To Fill Large Holes In Wood? 5 Best Ways To Save Your Furniture

How to fill large holes in wood? Large holes will make your wood furniture ugly. But throwing them away is wasteful! You can consult these 5 best ways to fill large holes in wood:

  • Use sawdust and wood glue
  • Fill holes with wood filler
  • Use toothpicks and wood glue
  • Patch with two-part epoxy
  • Fill holes with acrylic caulking

Now let’s check out the details of each method.

Use sawdust and wood glue

The combination of sawdust and wood glue is one of the best fillers for large holes in wood. This method can work on even the largest wood holes. 

You can use sawdust and wood glue to fill all sizes of holes. Besides, using sawdust from the same wood type will solve the problem of color match. This filler is also easy to sand and dries fast.

But you don’t use the right proportion of wood glue and sawdust, the glue may dry white. Moreover, after drying, the filler may shrink.

How to fill large holes in wood? 5 best ways to save your furniture

How to do it.

  • Tape the backside of the hole if it passes all the way through the wood
  • Mix well equal parts of sawdust and wood glue until forming a paste
  • Fill the hole with the mixture and wait until dry
  • Smooth the patch with sandpaper or rasp and paint

Fill holes with wood filler

With medium size wood holes, you can fill them with wood filler. Wood filler is simple to use and will dry fast. You can find it in any improvement store with many types to choose from.

However, wood filler only works for medium size holes. Besides, you should not use it for outdoor items. It can’t resist well with harsh conditions. You may also need to use extra adhesive to seal it off.

How to do it.

  • Tape the backside of the hole if it passes all the way through the wood
  • Clear the hole and smooth around with sandpaper
  • Put an enough amount of wood filler into the hole and let it dry
  • Sand and paint the patched hole

Use toothpicks and wood glue

This is a quite cheap method to fill large holes in wood. You can use toothpicks and wood glue for very large holes, both indoor and outdoor. The glue also dries fast and it is easy to sand and paint. But this method is not suitable for deep holes or holes that are not circular.

How to do it:

  • Tape the backside of the hole if it passes all the way through the wood
  • Depending on the size of the hole, use the proper amount of toothpicks and bunch them together. Use the toothpicks bunch to fill the hole
  • Cover toothpicks and all empty spaces of the hole with wood glue
  • After the glue dries, sand, and paint it 

Patch with two-part epoxy

Two-part epoxy is another good filler for large holes in wood. Two parts that make it up are polyester and wood pulp. It is very strong and has high resistance to weather and temperature. Thus, you can use two-part epoxy to fill holes on both indoor and outdoor wood items. It is also easy to use. 

But this epoxy is relatively thick, so you should not use it for deep and narrow holes. Besides, it usually requires about 24 hours to completely dry. The price of two-part epoxy is also quite expensive.

Two-part epoxy 

How to do it

  • Tape the backside of the hole if it passes all the way through the wood
  • Mix the two-part epoxy properly as instructed in the directions
  • Use a putty knife for filling the hole with epoxy. Remove any excess epoxy and smooth it before the epoxy dries
  • Wait for at least 24 hours so that the epoxy can completely dry

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Fill holes with acrylic caulking

Using acrylic caulking is also an easy way to fill wood holes. Because the acrylic caulking is well resistant to moisture, you can use it for outdoor items. 

Besides, there are many colors to match your wood color. But acrylic caulking also has some drawbacks. You can’t sand or paint on it. Besides, the price is quite high so it is not budget to use for very large holes.

How to do it. 

  • Tape the backside of the hole if it passes all the way through the wood.
  • Clean the hole.
  • Use the caulking gun to fill acrylic caulking in the hole.
  • Wait until it completely dries.

Above are the 5 best ways to fill large holes in wood. Hopefully, with these methods, you can repair your furniture and save money.

Reference source: The Woodpecker How I fill holes in wood

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