In-Boom Mainsail Reefing-Furling System

The Profurl In-boom reefing furling system is the result of research and development undertaken by several teams of engineers highly specialised in aerodynamics and aeronautical structures.

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The result is an In-boom reefing furling system using new ideas that allow a level of performance, which has never been reached before.

The advantages of the Profurl In-boom Mainsail Reefing Furling system

  • Reduced weight aloft
  • Controlled from the safety of the cockpit
  • Fully battened mainsail
  • Maximum sail area
  • Efficient mainsail shape
  • Controlled in a smooth operation with no chance of jamming
  • Simple operation of the system with only 2 lines to control (halyard and furling line)
  • Automatic mast-boom angle for optimal operation
  • Maintenance free system

Features

Designed to reef or furl the fully batterned mainsail, Profurl In-boom system allows full control of the mainsail from the safety of the cockpit.

Raising the mainsail is made easy; just turn the boat into the wind, release the furling line and hoist.

Reefing or Furling is just as easy; simply control the amount of release on the halyard and pull the furling line.

The Profurl in-boom reefing system is designed to use long battens allowing the same performance as a fully battened mainsail with a normal or increased roach: the mainsail can perform even better than a normal mainsail because the gap between the mast and the sail creates a "slot" effect commonly used in aerodynamic applications.

Product information

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Profurl In Boom Systems Brochure

In-Boom MK1GB Installation Manual

In-Boom Mk0 Installation Manual

In- Boom MK3R Installation Manual

In -Boom Systems Exploded Diagrams
In -Boom Systems Parts Lists

 


Stock information

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