AOG Heating System’s “Low Carbon Hydronic Under-floor Heating System” has been verified as the most efficient heating system in the country with the validation report from “Korea Energy Appliances Industry Association,” which proves an energy saving efficiency of 40% compared to the existing standardized cement floor heating system with its maximized heat radiation capability (346W /㎡ – KS B 8025:2010) to reach the set temperature 55% faster. The key benefits of the system is to produce the most comfortable heating environment and based on the installation of 11㎡ area, 410 liters of heating fuel can be saved annually which leads to saving approximately 670 USD.