A: Yes, Firewall has been proven 99.999% effective against the human form of the COVID-19 virus. Waterlogic’s patented Firewall technology has long been recognised for its ability to purify water up to 99.99% virus-free and 99.9999% bacteria-free. In fact, it’s already the world’s most highly certified purification technology. Recent tests conducted by an independent microbiology laboratory demonstrate that Firewall treated water is over 99.999% COVID-19 free right through to the dispensing nozzle, meaning Waterlogic has the world's first COVID-secure water dispensers. Firewall technology prevents viruses, including COVID-19, bacteria and microbial cysts from contaminating drinking water and causing illness.