Thermal insulation of roofs can be obtained by covering the top expose – McqOptions

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1.	Thermal insulation of roofs can be obtained by covering the top exposed surface of the roof with ________
A.	2.5 cm thick layer of mud mortar
B.	2.5 cm thick layer of coconut pitch cement concrete
C.	7.5 cm thick layer of mud mortar
D.	7.5 m thick layer of coconut pitch cement concrete
Answer» C. 7.5 cm thick layer of mud mortar

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