University of Ulster project tackles cold homes

25 January 2012 Last updated at 14:01 ET Help

Insulation is the one of the keys to keeping a home warm, but that poses a problem for tens of thousands of houses built long before cavity walls were the norm.

A new project being carried out by the University of Ulster is aimed at coming up with a workable solution and it could also create substantial employment opportunities.

BBC Newsline's science correspondent Mike McKimm reports.

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