Japan Sustainable Building Database

Overhead + floor diffuser A/C systems

Cross-sectional drawing 1

Use of multi-layered glass with high heat insulation capacity and A/C system with floor diffusers on window side eliminates indoor temperature differences in winter
Overhead A/C system integrated with storage furniture is equipped with outdoor air cooling control

Bottom-up blinds + occupancy/lighting intensity sensors

Bottom-up blinds 1

Use of bottom-up blinds protects privacy by blocking the view into the building from the street and supplies sufficient natural light from the north-side windows
Occupancy/lighting intensity sensors for energy-efficient operation

Rainwater/groundwater recycled as general service water

Groundwater collection facility for emergency water source for community during a disaster (recycled daily for cleaning the building's washrooms)
Rainwater recycling facility for minimizing clean water use