Here in this presentation innovative technology of indoor air & surface disinfection is explained. The under patent technology is trade mark of "ECOBOI". The technology worked on penetrate & treat methodology. it has unique advantage of comprehensive efficacy on bacteria, viruses, VOCs, toxic chemicals & odours. The system has night booster mode for deep cleaning & disinfection. It is versatile in use for central HVAC, split, window, tower, high roof, VRV, cassette ac as well as non ac indoor spaces. Its major advantage is that disinfectant blends in with the indoor air & penetrates where ambient air can reach. it is the most effective technology for surface biofilm oxidation. The dry disinfectant is produced from ambient air & unused residual reverts back to air. Safe on environment, humans & pets. It's highly effective on indoor odour control. Keeps indoor housekeeping & pest control chemical fumes under control. There is no consumables required to refill. BOI keeps PM 2.5 & PM 10 under control.