[MHml] Boat lightining protection

[Evan Gatehouse Diane Selkirk]

Keep an eye on the copper/aluminum connection.  The copper may be eating a hole in your aluminum mast unless the lug is tinned!

Evan Gatehouse

--- On Thu, 7/2/09, buehn <buehn at earthlink.net> wrote:

> From: buehn <buehn at earthlink.net>
> Subject: Re: [MHml] Boat lightining protection
> To: "Informed discussion of multihull issues" <multihulls at steamradio.com>
> Date: Thursday, July 2, 2009, 5:07 PM
> #yiv1657119315

I was having a problem with
> marine growth in the daggerboard sleeve of my trimaran, so I
> lined the sleeve with a thin sheet of copper below the
> waterline.  Then bonded the copper to the aluminum mast
> with heavy copper wire.  Don't know if it's
> helping with the lightning issue....fortunately haven't
> had it tested....but the sleeve stays clean now!
> buehndodging lightning bolts in
> Florida
>