The first step is to clean out any debris that may in between the gaps.
Repair gaps in hardwood floor.
The first thing you need to do before filling gaps with silicon in old wood floors is to get them as clean as possible.
Choose a wood putty that is similar in color to the floor boards.
Apply filler liberally with either your fingers or a putty knife allowing for some overfill.
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.
Acclimate the wood to the new environment for 10 days or more before installation use a hardwood floor underlayment paper to prevent moisture migration up through the subfloor from wet or damp basements.
Make sure the room is humid to avoid the risk of your wood strip being pushed out the next time your floorboards swell.
Using caulk or silicon is often the fastest way to restore some semblance of normal to your gorgeous hardwood floors.
Cut the strips and apply wood glue to both sides.
One popular method of filling larger gaps requires using strips of the same hardwood your floor is made from.
3 steps to fix hardwood floor gaps.
Repairing gaps in hardwood floors is an easy process that can be done with the help of a couple standard tools and supplies from the local hardware store.
This means taking a vacuum to the floor and using the attachments to get all of the dirt out from between the boards.
However as humidity changes and the floor expands and contracts the filler may actually be forced out.
Be careful not to scratch the floor s finish.