Tenax has stone sealers designed to enhance, protect and clean all types of marbles, travertines, stones, granites, engineered material and agglomerates. If you are looking for a stone sealer for a project that uses natural or engineered stone, we have a sealer that is made for the material. Below are some applications that benefit from the use of stone sealers. If your looking for information on sealing virtually any kind of stone surface and have specific environment and surface types needs, Tenax has a sealer that is designed for the task..