PPC Shield SG Guard is a VOC-compliant, spray-applied semi-penetrating sealer and polishing guard engineered to deliver high-sheen etch and stain resistance across a wide variety of interior and exterior surfaces. Compatible with concrete, pavers, masonry, marble, terrazzo, tile, limestone, sandstone, stucco, and more, it protects against chemical intrusion, grease, oil, and staining while maintaining the natural color and texture of the treated substrate. UV stable and chemically stable, it will not yellow, cloud, or blush over time. Its easy spray application requires no back rolling, microfibering, heat, or burnishing, and will not require reapplication for a minimum of five years.