Agreed... it's not the particular format of zinc used, but rather the method of bonding and grounding used to protect whatever you're trying to protect.
Side note: Anyone have the Volvo DP drives with the annoying donut zinc that you have to remove both props to change? Has anyone come up with a workable "clam shell" or split zinc for those drives?
-Case
M/V CanCan - 34' SeaWolf - Charleston, OR Boating is not a matter of life and death. It's much more important than that!
10-4 That piece of U-channel measures 4in wide and 3in tall. My plan was to drill a hole in it and mount a 3in Rudder zinc, half on the outside and half on the inside of the U channel.
"Just 'cause it's New, doesn't mean it's worth a Damn."
You may end up being the only Florida jon-boat that actually has a zinc on it.
I never see any, and watch them pour thru the bait shop parking lot on weekends, and I look at almost every one just to see if they do.