Reading the Meter

Story and photography by Capt. Vince Daniello

On a fiberglass boat with the typical bronze running gear—and fresh zincs—a corrosion meter should read anywhere between .55 and 1.1 volts, either positive or negative depending on how you’ve attached the leads. Higher voltages (i.e. -.4 or -.3) mean you don’t have enough zinc to adequately protect underwater metal.

Reading the Meter

Vetus Maxwell Tip of the Week

Hot Today

Featured Brands

Cutwater MCY logo
HMY Yacht Sales logo Ocean Alexander logo
Imtra logo Volvo Penta logo

Select Brokerage

Brokerage Listings Powered by