Glass wool and rock wool : good insulators ?
21/12/2010 • (3)

Of insulating materials " minerals "
Not so good for the health ? Controversy on the question !
It is necessary to check their " grey energy "
21/12/2010 • (3)
Of insulating materials " minerals "
Not so good for the health ? Controversy on the question !
It is necessary to check their " grey energy "
13/12/2010 • (Comments off on the depreciation period of The work of energy savings)
At the end of how many years it will be cost-effective ?
This is worth the shot ?
My bill lower but it cost me dear in the works for years...
08/12/2010 • (Comments off on The ecological insulation from animals : sheep wool and duck feathers!)
Sheep wool
Duck feathers
Very good for the health!