Does black granite need to be sealed?

Yes, black granite needs to be sealed. Sealing the granite surface helps to protect it from stains, scratches, and other types of damage. Black granite, just like any other type of granite, which is a natural stone that is porous and susceptible to staining. If left unsealed, liquids and other substances can penetrate the pores of the granite and cause unsightly stains that are difficult to remove. By sealing the granite, you can help to prevent these types of stains and keep your black granite looking beautiful for years to come. It is recommended to re-seal your black granite every two to four years, depending on the amount of use and exposure to potential staining agents.