In this video, I show you how to fill in gaps between hardwood flooring with wood filler. The process is relatively simple. Fill in the gap with wood filler, leave the .brHow To Fill In Gaps Between Hardwood Flooring With Wood Filler.brAll info in the video!brAfter finishing the medium sanding working stage you should fill the gaps and holes of your wood floor or parquet with Xtra Fill by Dr. Schutz. Filling gaps in .brOriginal hardwood floors add character and warmth to any home. Unfortunately, after years of abuse, wooden floors can begin to show their age, and years of .