What’s It Cost?

Story and photography by Capt. Vince Daniello

Silver-silver chloride reference electrode and guide: $125; www.boatzincs.com
ProMariner corrosion meter with reference electrode and second test lead: $280; www.pmariner.com

See a video of how to test for continuity, resistance, voltage potential, and stray current flow in a boat’s bonding system here ➤