StoneTech Professional Bulletproof stone sealer is a totally unique, superior strength stain protector for stone and grout. The easy-to-use liquid can be used as an effective oil or water barrier and provides coverage for up to 225 square feet. Other features include a water-based low-solids coating, premium stain protection, preservation of a natural look, and advanced penetrating micro bond protection. Emitting a very low odor during application, the product is designed for interior or exterior use.
The sealer also protects exterior surfaces for up to 3 years. The sealer is compatible with marble, granite, limestone, slate, terrazzo, travertine and sandstone and porous stone surfaces.