If the holes penetrate through the subfloor install a new subfloor base to fit beneath the wood plug.
Plugging a hole in a wood floor.
Plugging holes in wood floors is easier than you think with the proper tools and materials you can fill those unsightly holes in your wood floors in just a few minutes.
Here s how to repair a pipe or conduit hole in a hardwood floor.
No matter what type of sawdust you mix the final color will be a dull yellow or even gray.
You can fill up pipe and conduit holes using wood plugs that are the same size as the holes and the same wood species as the existing floor.
Ashlee from build it flip it rent it shows just how easy it is to fill in a hole in an old hardwood floor.
This should be done prior to refinishing any.
Avoid pva or carpenter s glue.
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So if the hole is a bit wonky and varies from 1 to 1 3 16 or something you may want to go for a 1 1 4 hole to make sure it s good and clean.
The whole process of hole plugging is very straight forward though a bit time consuming.