2022 Notice: While supply chain problems are better than last year, we anticipate them to continue for 2022. Please expect some delays. view details
Oil stain primers are used to cover over oil spots to help keep the leaked fuels and oils from bleeding through the asphalt sealer once it is put down. Oil spot primers also help asphalt sealers like coal tar or asphalt emulsion, adhere to the area where you have the oil stains.