A BBC Wales investigation into cavity wall insulation has revealed concerns about unsuitable homes being fitted with the product. Two industry whistleblowers spoke out to BBC Wales' consumer programme ...

IF YOUR home was built after 1920 but not in the last 10 years then it might be an un-insulated cavity wall house. If there is a small gap or `cavity' between the two layers of walls, they are `cavity ...

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Thanks to campaign group 10:10, home energy experts Mukti Mitchell and Chit Chong answer your questions on making old houses more efficient Old houses are amazing, but those draughty chimneys, rattly ...

Motoring journalist Quentin Willson explains why he regrets endorsing an investment scheme, plus a look at the cavity wall guarantee scheme that has failed 'vulnerable' consumers. Show more The ...

We have cavity walls in our home and I’ve heard we can get insulation to fill them for free from our energy supplier. I’m keen to do this, as it should make a difference to our energy bills, but I’ve ...

If your home improvement plans involve making changes to existing walls, you'll need to understand what kind of walls you are dealing with, especially as homes are built with multiple different types.