Top Doc Protector disinfectant and cleaner is designed for all floors and hard surfaces in the clinic. it kills a broad range of pathogens including canine parvo virus with just a five minute contact time, while the relatively neutral pH is kind to polished surfaces. Protector has been formulated with a fresh and clean smell to help to mask clinic odours. Available with a measured dispenser plunger and supplied with a dilution chart, it is easy to make to the correct concentration and extremely cost effective. Quat Ammonia.