There was a great presentation at a Wales Zero / Low Carbon Hub meeting this year and it mentioned the original definition for Economic. It comes from the Latin Oeconomicus and means management of the household. This is obviously quite …

Definition of Economic Read more »

Old houses are seen as being a real problem with regards to carbon emissions. Their walls are seen as being really inefficient and difficult to treat. When we use computer programmes to calculate how efficient our homes are we use …

Insulating solid walls Read more »