Do you have interior or exterior concrete surfaces starting to show signs of wear and tear? if so, you need concrete hole filler that’s easy to apply and works fast. When searching for the best driveway crack filler, you need one that protects from water penetration. This is especially important for exterior concrete surfaces and basement concrete floor surfaces where moisture could be an issue. Hairline cracks shouldn’t be ignored. They are the first signs of a problem and can lead to expensive concrete foundation crack repair if not taken care of right away. Sakrete concrete crack filler is the best product available to fill small cracks and for effective wall crack repair. This ready to use concrete slab crack repair epoxy can also be painted using latex-based paint, making it a versatile product for all concrete projects. Sakrete concrete crack filler is a ready to use, polymer-based repair material designed to fill and seal cracks in concrete.