Before you goQuestion 544 of 566

What can poor sealing of through hull fittings cause?

  1. Leaks into the core of the hull
  2. A louder engine
  3. A weaker radio signal
  4. A loose steering wheel
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Correct answer: Leaks into the core of the hull

Water can get into the core of the hull.

Source: Safe Boating Guide (TP 511E, 2026), Old Boat Syndrome, page 68

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Questions last reviewed: 18 October 2026