Repel water soap scum dirt and stains with the premium Dap Kwik Seal Ultra 18894. This sealant is made from silicone and is 100 percent waterproof. Easy to clean along with being crack and stain proof this durable plumbing caulk adheres well to surfaces. It is even safe for use on granite and marble. Use this low odor white sealant in the kitchen or bath.