The Entopia Building

Cambridge, United Kingdom, Europe

Completed · Commercial · Deep-Retrofit Office · Temperate · 2022

A five-storey 1930s former telephone exchange retrofitted into a low-energy office and sustainability hub. The project achieved EnerPHit Classic, WELL Gold and BREEAM Outstanding certifications. Measured energy use intensity is 52 kWh/m2 per year, close to LETI/RIBA 2030 new-build office targets.

Innovation highlights

• EnerPHit deep retrofit of 1930s structure
• Measured EUI of 52 kWh/m2/yr
• 48% bio-based materials
• Reversible heat pump for future-climate cooling

Innovations in the catalogue

• Fabric-First EnerPHit Retrofit of Existing Structure
• MVHR with Night-Time Purge Ventilation
• Reversible Heat Pump for Future-Climate Resilience
• Bio-Based Material Specification for Embodied Carbon

Client / Developer

University of Cambridge Institute for Sustainability Leadership (CISL)

Architect

Architype

Engineer

Max Fordham (building services); BDP

Type

Deep-Retrofit Office

#retrofit #passivhaus #enerphit #net zero #office #low energy

View source