Case studies

The terraced house at 18 Kościuszki Street in Kraków, managed by the Municipal Buildings Management, is a historic building dating back to the first half of the 19th century.

The multi-family building in Córdoba, managed by the Public Agency for Housing and Refurbishment of Andalucía (AVRA), is a historic structure dating back to the 17th century. It serves as public social housing for rent.

The Eiksveien 116 project in Østerås, Norway, is a sustainable, energy-efficient care home complex featuring eco-friendly materials, geothermal heating, solar panels, and a green roof, designed to minimise its environmental impact while providing high-quality housing.

Residenza I Girasoli in Castenaso, Italy, features energy-efficient, well-insulated buildings with modern HVAC systems, renewable energy sources, and smart technologies, aiming for Plus Energy status while offering limited user customisation.

This sustainable Oostvoorne home blends into its forested setting with natural materials, energy-efficient systems, and biophilic design that harmonises architecture and environment.

A health sector building in Western Slovenia underwent energy renovation in 2019, achieving an SRI score of 18%, with potential upgrades like photovoltaic panels and smart systems promising a rise to 51% and improved efficiency, comfort, and flexibility.

A draughty cottage in Blackburn North was transformed into a sustainable, energy-efficient Passivehouse-standard home using recycled materials and ecological design.

The office building in Aix-en-Provence, built in the 1970s, has an SRI score of 39%. Suggested improvements, like upgrading the heating, lighting, and ventilation systems, adding solar panels, and installing motorised sun protections, could raise its score to 51%, enhancing energy efficiency, comfort, and flexibility.

This 2024 semi-detached Passive House in Évora, Portugal, features energy-efficient design, including solar panels, heat recovery ventilation, and a thermosiphonic system, with a focus on low heating demand and renewable energy generation.

The Elmen social housing project in Luxembourg showcases sustainable design with smart energy systems, achieving a 40% SRI score, with potential upgrades to boost efficiency, comfort, and storage.