Tour Phare, Paris
Project value: £400m
Client: Unibail-Rodamco
We delivered both a LEED assessment and a BREEAM assessment for this iconic new 300m high office tower in the La Défense commercial district of Paris.
Sustainability Features
Carbon
- Roof mounted wind turbines
- Roof mounted photovoltaic array
- Perforated steel brise soleil provides shading while allowing natural daylight to penetrate
- High efficiency double glazing
- Efficient chilled beam free-cooling system
- District heating scheme supplies heating and hot water requirements
- Temperature set point for cooling is 26°C
- Energy efficient lighting systems with banked controls linked to photocells and presence detectors
- Double deck lifts, which save energy
- All floors will be separately sub-metered to accurately monitor electricity consumption
- Predicted energy consumption 30% lower than French building code requirements
Waste
- Building waste will be segregated and a compactor and baler will be used to manage waste and recycling.
Transport
- The site is above a major metro station. Pedestrian flows are a key focus of the design. 95% of building users will travel to Tour Phare via the Metro.
- Only 100 car parking spaces will be provided for the 8000 building users.
- Convivial stairs facilitate mobility between floors of the office tower, with staircases designed to be used on a daily basis, rather than only in emergencies, with the aim of reducing elevator use between floors.
Water
- Rain and waste water collection tanks in basement levels
- Water efficient fixtures
Habitat and wildlife
- The development will result in a net gain in vegetation and species at the site.
Equity and fair trade
- Wide consultation was conducted with users of the La Défense area to assess the user needs for the building.
Health and productivity
- Enclosed loggias with openable windows on each floor will provide occupants with access to fresh air
- Roof garden for office workers
- Narrow plan and floor to core ratio help maximise natural light and views