Hoover TwinTank Disinfecting Canister Steam Cleaner - WH20300 Disinfects and Kills or removes 99 9% of harmful bacteria including Swine flu, (H1N1), MRSA, Influenza A, Staph, Slamonella and E-Coli Two Tank system allows users to keep cleaning or disinfecting solution and water separate for total control Clean with Steam alone or disinfect with Hoover Multi-Purpose Disinfectant Solution Clean Control Dial - users can easily control the amount of solution used to meet the needs of any cleaning job Ultimate flexibility to clean floor surfaces and above the floor surfaces On-Board Storage - cleaning tools kept onboard for ultimate convenience