For the skipper who wants the security of an emergency rudder and hates lines in the cockpit. The horizontal axis airvane of the auto-helm windvane powers the trimtab.
Water flowing past the trimtab controls the auxiliary rudder which, in turn, steers the boat.
The boat s main rudder is locked and used to balance the boat. Proven The auto-helm windvane became part of Scanmar Marine Products windvane family in 1988. A proven self-steering gear for more than a decade it has since been improved and refined. It earns its excellent reputation from countless ocean crossings and circumnavigations. Today s auto-helm windvane is thoroughly tested and perfected.