Hardwood Floors Gaps Between Boards. Start with a powerful wetdry vacuum and meticulously vacuum along every groove line in your floor. Expansion and contractions causes hardwood floor gaps.
Cupped wood floors. The acceptable RH range for wood flooring in the Northeast USA is between 30 - 50. These extremes on solid wood will cause the wood to reach an equilibrium moisture content of as high as 14 in the summer and as little as 5 in the dead of winter.
If you dont have.
If you notice the problem soon enough you can often correct it by simply installing a humidifier in the affected area. If you dont have. Expansion and contractions causes hardwood floor gaps. Start with a powerful wetdry vacuum and meticulously vacuum along every groove line in your floor.