For anyone involved in the world of building or DIY we are always being told that solid walled houses are really bad insulators. Certainly compared to modern theoretical standards of building the computer programmes tell us that old solid walls …

Are solid walls really that bad at insulating? Read more »

There are a range of issues with insulation and a major overlooked factor is decrement. Insulation values are normally measured in U (the lower the U value the better the insulative properties). This measures the thermal resistance of products from …

Insulation – U values vs decrement values Read more »

When we think about energy efficiency one of the first things that we look at (or through) are our windows. This is actually a really expensive option for improving energy efficiency compared to its return. We generally only lose around …

Windows a wise investment? 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 »