How Are Historic Hardwood Floors Saved After Flooding?

Time matters when floodwater hits old hardwood. The longer moisture sits in the wood, the deeper it soaks, causing boards to swell, cup, or buckle. You should remove standing water with towels, a wet-dry vacuum, or a mop as soon as it is safe. Open windows and run fans to start air movement, but avoid direct heat, which can crack the wood's surface.

After removing visible water, your next step is to call the pros. They bring industrial dehumidifiers and air movers that dry the wood from the inside out. For historic floors, the drying process must be gradual. Rapid drying can split boards or pull apart joints, so the pros monitor moisture levels closely over several days.

• Remove standing water immediately
• Open windows and use fans
• Avoid direct heat sources
• Call the pros for dehumidifiers
• Keep the room ventilated
• Do not walk on wet boards if possible

Controlled drying is the core of saving historic hardwood. The pros set up equipment to remove moisture slowly, usually over a week or more. They check moisture readings in the wood and the subfloor beneath. If the subfloor is also wet, it must dry first, otherwise moisture will wick up into the new boards.

During drying, the room's temperature and humidity are managed carefully. Too much heat can cause cracking, while too little air movement slows the process. The pros may also use a technique called 'equalization,' where the wood is allowed to reach a stable moisture level before any sanding or finishing begins.

Some historic floors are too damaged to save. If the boards are rotting, have deep cracks, or the subfloor is compromised, replacement may be the only option. The pros can remove the damaged sections and install new wood that matches the old in width, thickness, and grain pattern.