Effortlessly remove stubborn cement residue and grout film with HG Tile Cement Grout Film Remover! This powerful 1-liter solution tackles tough challenges for all types of tiles and flagstones: Porcelain, ceramic, and quarry tiles: Bid farewell to unsightly cement haze and restore your tiles' natural shine. Non-porous surfaces: Granite, quartzite, and Norwegian slate are no match for this remover's gentle yet effective formula. Tame stubborn grout film: Dissolve even the most persistent grout residue without damaging the surrounding tile. More than just a cleaner, this product offers unique benefits: Strengthens grout: While removing film, it actually strengthens the grout itself, preventing future issues. Multi-purpose: Removes rust stains and other stubborn residues for a complete cleaning experience. Safe and easy to use: Simply dilute and apply, no harsh chemicals or strenuous scrubbing required.