Thermal Insulation Performance of Radiant Barrier Roofs for Rural Buildings in the Qinba Mountains

Table 2

Parameters of aluminum foil bubble composites.

Material	d	λ	ρ	с	r	Ε
	(mm)	(W/m K)	(kg/m³)	(J/kg K)	(m^2K/W)
Aluminum foil bubble composites	3	0.04	93	932	0.075	0.25