If the gaps in your wood floor are smaller and more cosmetic a prefabricated wood filler or a wood dust and wood flour cement mix would be good options.
How to hide gaps in engineered hardwood floors.
Gapping in engineered hardwood can be due to many factors including but not limited to the material s manufacturing changes in humidity and the type and quality of the installation.
Remove excess putty from the wood surface using a putty knife.
Whether your floors are newly installed or you ve had hardwood floors for years you can use humidifiers to reduce the likelihood of gaps.
You can also reduce the movement in your floor by avoiding sliding furnishings and heavy items across the boards.
Yes it can still have gaps.
Apply the wood putty apply a fine bead of wood putty to the gap then work it into the gap with your finger using circular motions to force the putty down into the gap.
Both will help minimize the chance of gaps showing up in your hardwood floors down the road.
If you have wide gaps in a wide plank wood floor using natural rope as a filler is a relatively easy and inexpensive option.
But to answer a common question.
Method 1 using rope to fill in gaps.
Using a dust and resin filling.
You can choose to use room humidifiers or furnace humidifiers.
You can fill the gaps in an unfinished floor with a mixture of polyurethane and sanding dust before the floor is.
Engineered hardwood flooring is designed to minimize gaps due to expansion and contraction of the wood.