If your boat has seen more than a couple of seasons of sun and water, you’ve probably experienced that awful feeling as you’re pulling her out of storage to find that she’s not the belle of the ball she once was. Sun and salt, even fresh water, takes its toll on your boat’s hull. That once shiny fiberglass has started to become faded, stained and chalky.You’re not alone. Everyone’s gelcoat stains and oxidizes over time. So how do you give he...