Table 2.

Surface reflectance values of the materials used.

Layer—objects	Surface reflectance	Layer—objects	Surface reflectance
Walls	0.70	External floor—Veranda	0.40
Interior floor	0.40	External roof—PV-glass	Tvis: 0.47
Roof	0.80	External roof—PV-solar cells	0.20
Furniture	0.50	Shading devices	0.30
Window—glass	Tvis: 0.65	Ground environment	0.20