Most people know marine growth on the hull causes drag that slows you down. Too many people don’t realize the paint itself can actually slow you down—and with too many layers of paints, the effect ...

If you boat in salt water, a paint like Interlux Micron 66, which uses a copper-based cuprous-oxide biocide as well as slime-controlling Biolux, is an excellent choice for deterring barnacle growth.