Secrets to Sealing & Re-Sealing Granite Countertops: QUESTION: I am looking at Santa Cecilia granite countertops or a New Venetian Gold granite slab. Are these granites that need to be sealed? How often
How to Seal Granite Countertops. Always test the absorbency of your granite before you apply a sealer. There are many varieties of granite, and a large percentage of them are actively harmed by sealer. That said, if your granite does.