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The first Topics of the Month (ToM) for 2026 are set. Focusing on renovation passports, data for EPBD implementation, zero-emission buildings, energy communities and heat pumps, we invite experts and practitioners across Europe to contribute content and share practical insights with the community.

News
How 155 orange solar panels vanished into the roof of a historic monastery

The former Paul Van Ostaijen monastery in Leuven (Belgium) was transformed into a CO₂-neutral complex through the integration of 155 terracotta-colored photovoltaic panels. Seamlessly blended into the historic roof, they preserve the building’s identity while enabling sustainable performance.

Case study
A 100 kWp array of green PV modules blends with the historic copper roof, setting a new benchmark for heritage-safe solar design.

A 100 kWp photovoltaic system with 260 green modules is seamlessly integrated into the historic copper roof of the Vienna State Opera. Designed to preserve its Neo-Renaissance identity, the project blends solar technology with heritage, reducing energy demand without altering the iconic skyline.

Case study
EASI ZERo project Final conference

Discover the future of sustainable building materials at the EASI ZERo Final Conference in Brussels. Explore innovative prototypes, meet the European consortium, and learn how the EASI ZERo envelope system is paving the way from research to real market uptake.

Event
A modern angular building rises above the water, featuring a green roof and integrated solar panels. The structure stands out in an urban setting with other buildings and green areas nearby.

De monitor van 2025 geeft recente trends weer in de Nederlandse gebouwde omgeving, waaronder veranderingen in de woningvoorraad, energiegebruik, hernieuwbare warmte, emissies en voortgang op het gebied van isolatie en energielabels.

Publication
The image shows a refurbished two-storey industrial building with an exposed brick façade and light stone detailing, bearing the inscription “Constructions Mécaniques”. Large metal-framed windows and external shutters coexist with planting on balconies and the roof, while several cars are parked along the street in front.

GrünboX-Vienne transforms a disused industrial building through circular economy principles and sober design, achieving significant CO₂ and water savings while proposing a replicable model for sustainable urban regeneration.

Case study
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