"Stop ICE melt" : On 5 September, an icicle of 1,022 kg was put in a box simulating a passive house. 3 weeks later, on 29 September, the icicle will get weighed again. People can bet on the weigh of the icicle at the end of the exhibition, through a dedicated website presenting the passive house concept. The adress of the web site is www.maisonpassivebois.net