Spotlight

28.07.2025

Isa Zanetti

BUILDING 15

Location

Aigle, Switzerland

atLB Sàrl – atelier Léonard Bender

Year

2023

Following its renovation, Building 15 at the Aigle parade ground combines a simple, functional design with integrated photovoltaics, generating around 640,000 kWh of electricity per year. The project was awarded the 2025 Swiss Solar Prize for energy-positive buildings (PEB).

Awards

2025 Swiss Solar Prize – Energy-Positive Buildings (PEB)

Building characteristics

Building typology

Military Infrastructure


Type of intervention

Retrofit


Product

Semi-transparent PV modules


Manufacturer

Groupe E Connect


Owner

armasuisse Immobilier

Energy

Building skin application

Solar Glazing

Nominal power

749 kWp

Active solar surface

3,570 m²

Energy production

0 kWh

kWh/year
Equivalent to the annual electricity needs of around 160 Swiss households.

Credits

Photo

Nicolas Sedlatchek