How To Stop Windshield Crack From Growing. Any excess resin will be removed so that the windshield retains a smooth surface. This customer tried using a diy kit, as many do, and applied too much pressure to the windshield, increasing the chip two times its original size.
What could have been a simple repair ended in a full replacement. When a crack appears in something, it creates a ‘stress riser’. Mother nature can be rough on cars.
Once it dries, secure the nail polish with a clean layer of transparent tape.
Apply clear nail polish to small windshield cracks. In a real pinch, acrylic nail polish can also be used as a temporary diy fix. You should replace it just like you'd change the oil or rotate the tires, albeit less often. Before you attempt to fill the crack, clean the windshield with auto glass cleaner and paper towels.