Ronseal Thompson's Drive Seal is a high-performance acrylic coating specifically designed to enhance the appearance of tarmac drives and obliterate existing stains. Its quick drying formulation means that the drive can be back in use in as little as 4 hours. Once dry Thompson's Drive Seal reaches its optimum performance after a few days and gives an attractive, low sheen, slip resistant finish which provides unrivalled protection from weather damage and prevents oil and petrol spills leaving unsightly stains on the surface. For maximum performance ensure all surfaces are clean and free from any dust or loose material that may interfere with the adhesion of Thompson's Drive Seal. Remove dirt, moss, lichen, dust or loose material by brushing with a stiff bristle brush. Use Thompson's Oil & Drive Cleaner to remove existing oil/grease deposits and to clean driveways prior to application. Thompson's Drive Seal can be applied by long pile roller to damp, but not saturated surfaces