Hallway lights in standby mode.

Leave hall lights off if standby lights are adequate


Problem: Hallways often need only moderate lighting for most walking and standby lighting may fulfill that role.

Solution: Do not automatically turn on the hall lights. Wait to see if someone really wants them. Discuss with hallmates whether it is necessary for their comfort or safety.

Benefits: his will save about 50 W per fixture, or several kWh per day. Over the course of a year this can add up to $200 per year per hallway.

Costs: Make sure lighting is adequate for passage. Make sure users feel safe and comfortable.