Does your home have cavity walls? Find out how much it costs to get cavity walls insulated, and how much you could save on your heating bills. Adam SnookSenior Researcher & Writer Adam covers home ...

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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Internal wall insulation isn't for every home. While it's easy to assume insulating every surface in your home will lead to greater energy efficiency, it isn't the case with internal wall insulation.

Solid wall insulation is an extra layer of insulation on an external or internal wall, while cavity wall insulation is injected into the space between the two layers that make up the external walls.

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