Vigyan Ashram has made a design of disinfection chamber. We already made prototype running at Pabal. The document is shared to different groups. It is DIY manual. Check the document. Your suggestions are welcome. It need to be tested and certified from independent lab. But that can be done after lockdown period.
You tube video : https://youtu.be/fAx0wVzdNbU
Document : https://bit.ly/2xprSIG