A Multi-Surface Cleaner That Kills 99.9% of Germs‡ and Bacteria† Wondering how to disinfect while bringing out our famous streak-free shine? Windex Disinfectant Cleaner Multi-Surface will clean and shine your surfaces without any dull residue. And it kills 99.9% of germs‡ and bacteria† on hard, non-porous surfaces. Great for cleaning bathrooms, kitchens, tiles, stainless steel, and more. When used as directed, kills ‡Staphylococcus aureus, Salmonella enterica, Pseudomonas aeruginosa, Streptococcus pyogenes, Rhinovirus Type 37 (common cold), Influenza A2/Hong Kong (Influenza) (H1N1), Influenza B, †Enterobacter aerogenes, Escherichia coli, and Listeria monocytogenes.