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Insulation is king - part 2
Posted by Tim Pullen on 3rd April 2009 at 8:20 am
A question I am often asked at exhibition seminars is should cavity walls have cavity wall insulation. Almost invariably the answer is yes. The typical cavity is 50mm (2 inches) wide and 50mm of foam insulation will reduce the heat loss through the wall by around 75%. As 35 per cent of the total hea…
Posted in: Energy efficiency
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