After installation of solar thermal collectors (total area 120 sq. m) on a roof of a technical school in Smiltene (Latvia) a statement that the school’s heating budget ends up in the hole of that chimney is no longer true.

A bird’s eye view of one of our projects in the energy-efficient building industry in Latvia.


The video presents ALTENERGO project in Salacgriva (Latvia) – solar thermal collector systems, on a kindergarten roof and on a secondary school building.