Seal premium sodium silicate that's safe and effective. Whether you're trying to protect your garage floor from cracks, oils, and spills, eliminate dust, you want an efficient way to adhere labels, or you're into food preservation, this advanced liquid, Seelfast Sodium Silicate will help you create the perfect, transparent barrier for long-lasting protection. away cracks in cement, create leak-resistant gaskets, or preserve eggs for up to a full year with Seelfast.