Thermal Insulating Concrete Wall Panel Design for Sustainable Built Environment

Table 3

The temperature of specimens after 12 hours radiation.

Specimens	Temperature of the test (°C)
	Ambient air	Illuminated layer	Unilluminated layer	Difference between two layers
C	25.1	82.5	38.2	44.3
G	25.0	82.0	36.3	45.7
GV	24.5	83.4	34.9	48.5