Hard-water spots on your boat and engine will not make your boat run slower. But they don’t help it either.

Hard-water spots are unsightly, annoying and not something you want to see every time you look at your otherwise awesome boat and engine. In this Mercury Quick Tip, we’ll show you the quick and easy way to get rid of water spots and make your rig live up to its full visual potential. Yes, the hard-water spots will eventually reappear, but once you know how easy it is to combat them, you’ll never tolerate them again.