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Home / Questions / A wall is constructed of two layers of 07in thick sheetrock k 010 Btuhft°F which is a pla...

A wall is constructed of two layers of 07in thick sheetrock k 010 Btuhft°F which is a plasterboard made of two layers of heavy paper separated by a layer of gypsum placed 7 in apart The

A wall is constructed of two layers of 0.7-in-thick sheetrock (k = 0.10 Btu/h·ft·°F), which is a plasterboard made of two layers of heavy paper separated by a layer of gypsum, placed 7 in apart. The space between the sheet rocks is filled with fiberglass insulation (k = 0.020 Btu/h·ft·°F). Determine

(a) the thermal resistance of the wall and

(b) its R-value of insulation in English units.

 

 

 

Jul 21 2020 View more View Less

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