Yes, Blue Pearl Granite countertops can be permanently sealed. Granite is a natural stone that is porous and can absorb liquids and stains if not properly sealed. To permanently seal Blue Pearl Granite, you can use a high-quality granite sealer that penetrates the stones surface and forms a protective barrier against stains and spills. It is important to follow the manufacturers instructions for application and maintenance to ensure effective and long-lasting sealing. Additionally, regularly cleaning and resealing the countertops can help maintain their appearance and protect them from stains.