6 tips to heat the house and to save energy

It has now been a decade since the formulation of Factor 4 and Factor 10 theories. Factor 4 assumes that ur society can maintain the same service level with a reduction to 1/4 of consumed resources. Factor 10 refers in particular to the building sector, where the same level of comfort can be achieved with one-tenth the energy used. Continue reading 6 tips to heat the house and to save energy

why the climahouse cube doesn’t work

Have you ever seen the bet of the Climahouse cube? Two ice cubes are placed in the middle of a square exposed to the sun in summer. The first one is exposed to air while the second is protected by a shell of polystyrene to simulate a perfectly thermally insulated building. After a month the two ice blocks are compared and it turns out that the second wrapped by Styrofoam is intact while the first has melted “like snow”. However, there is a but. Continue reading why the climahouse cube doesn’t work