By how much does a 10-cm-thick layer of glass wool

Reference no: EM13339306

By how much does a 10-cm-thick layer of glass wool insulation decrease the heat loss through the roof of a house (area 100 m², Rf = 0.15 m2K/W for the roof alone, Rf = 2.5 m²K/W for 10-cm-thick glass wool) if the temperature difference between the interior and the exterior is 25 K?

Reference no: EM13339306

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