Wood is a Hygroscopic Living Material
Hardwood flooring expands and contracts with ambient relative humidity. Treating fine solid oak with water-heavy mopping swells the wood cells, leading to crowned planks, cracked polyurethane coats, and dull finishes.
Maintaining 40–50% Relative Humidity
Run a home humidifier during dry winter heating months and a dehumidifier in humid summer weather. Keeping ambient relative humidity between 40% and 50% stops natural wood floors from shrinking and creating wide gaps.
Microfiber Damp-Mist Cleaning
Use a pH-neutral hardwood floor cleaner misted lightly from a spray bottle onto a microfiber flat mop. The microfiber pad should be barely damp, leaving behind a surface that dries completely in under thirty seconds.
Never use steam mops on hardwood or engineered wood floors; forced steam penetrates wood seams, causing irreversible cupping and finish peeling.
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