Raised at least 80 cm from the finished facade and made of single laminated glass with incorporated solar cells up to 2200 x 5500 mm in matrix or random layout resulting in a power range of 60 to 170 W/m² and support/fixing system type S 3000 DU for point fixing of architectural glass with an important advantage that the system is invisible and less obstructive ensuring a perfect combination of design and quality.