4 ms·
As far as I understand, buildings (walls, ceiling, roof, etc.) mostly get to A. A/2 is achieved with photovoltaic panels on the roof, and A/3 with also thermal
by Heliosmaster 7y ago
As far as I understand, buildings (walls, ceiling, roof, etc.) mostly get to A. A/2 is achieved with photovoltaic panels on the roof, and A/3 with also thermal solar.