ENCORE PLUS cleans, disinfects and deodorizes in one labor saving step. Kills odor causing bacteria. This product is a one-step disinfectant, Bactericidal, Fungicidal and Virucidal* cleaner. Effective against: *Human Coronavirus. Safe for use on porcelain, ceramic tile, fiberglass, formica, urinals, sinks, toilets, shower stalls, walls, floors and counter tops. Simply apply undiluted to hard, nonporous surfaces, thoroughly wetting the surfaces with a cloth, mop, sponge, sprayer or by immersion. For Influenza Virus Type and Human Coronavirus, treated surfaces must remain wet for 1 minute. Wipe dry with a cloth, sponge or mop or allow to air dry.