Whether afloat all season or stored on the hard, salt spray, wind-blown dirt and the sun's UV rays wreak havoc on a hull. Dark colors show it first, but even white gelcoat will turn dull, chalky and pitted. For these boats, a simple wash and wax won't do. They need to be polished-a straightforward DIY project with the right tools. Shurhold Industries offers a Clean-N-Simple Tip to restore their showroom shine.

The first step after putting on eye protection is to clean the polisher pad. Using a Pad Cleaning & Utility Brush, run the machine on a slow setting to ensure the strands are fluf...