Washboard
A removable board which can be fitted across any opening to keep water out. Commonly a companionway or cabin entrance is closed by several washboards, fitted one above the other, and lodging in vertical channels in the portals.
Washboard
A removable board which can be fitted across any opening to keep water out. Commonly a companionway or cabin entrance is closed by several washboards, fitted one above the other, and lodging in vertical channels in the portals.