Wood on the Move
Even the driest wood can change shape due to moisture, no matter what you do to it. But you can learn what to expect.
Where you'll find the water Wood remains dimensionally stable if its moisture content is above the fiber saturation point (FSP). The FSP is the condition where the woo's cell walls are completely wet, but the cavities within the cell walls are dry. If the wood loses moiture from the cell walls, it shrinks. If the cell walls gain moisture, the wood swells.