RB12 Centro - Between Rio Branco Avenue and Porto Maravilha. <br />The RB12 Building, a wonderful project. <br /> <br /> 21 units with areas from 142 to 148m². <br />With a series of environmental strategies that, in addition, allow the building to reach higher levels of comfort, while maintaining a low energy consumption. <br /> <br />With an investment of R $ 50 million, Natekko, the French leader in sustainable construction projects, will inaugurate its first venture in Brazil in February 2014. <br />The tower on Rio Branco Avenue, in Rio de Janeiro, will house Brazil's first commercial building with the concept of "positive energy": The establishment will be able to produce more electricity than its estimated consumption, thus enabling the sale Of electricity back into the system. <br />The building will also be the first commercial tower in Brazil to use hydrogen cells to produce electricity from the natural gas pipeline. <br /> <br />www.natekko.com <br />President and Founder of Natekko, Marc Celaries.