Limber hole

A limber hole is a drain hole through a frame in a boat designed to prevent water from accumulating against one side of the frame. Limber holes are common in the bilges of wooden boats. The term may be extended to cover drain holes in floors.

References

• Chapelle, Howard I. (1994, p252). Yacht Designing and Planning. W.W. Norton. ISBN 0-393-03756-8.
• Brewer, Ted (1994, p139). Understanding Boat Design (4th ed.). International Marine, a division of McGraw Hill. ISBN 0-07-007-694-4.