Concrete sealers protect your concrete from weather damage, oil spills, and other harmful substances. Concrete sealers have the ability to bring out the natural beauty of one's concrete and ensure it is easier to clean. On the other hand, for a sealer to work, it must be applied correctly. https://color-pave.co.uk/a-step-by-step-guide-to-sealing-your-concrete-driveway/