What does slab reefing involve?

Lowering the sail about one-quarter to one-third and securing the lower part.

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  1. Replacing the mainsail with a spinnaker
  2. Lowering the sail about one-quarter to one-third and securing the lower part ✔
  3. Removing the mast

Why: Slab reefing lowers the sail about one-quarter to one-third of its length and secures the lower part.

Huh, didn't know that: Slab reefing lowers the sail about one-quarter to one-third of its length and secures the lower part.

The dad joke
Slab reefing takes the sail down a notch.
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References

Answer: Lowering the sail about one-quarter to one-third and securing the lower part. Slab reefing lowers the sail about one-quarter to one-third of its length and secures the lower part.

  1. Sailing en.wikipedia.org/wiki/Sailing
    Slab reefing, which involves lowering the sail by about one-quarter to one-third of its full length
    Checked 2026-11-07.

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