TY - Generic T1 - Halfway to Zero Energy in a Large Office Building T2 - 2006 ACEEE Summer Study on Energy Efficiency in Buildings Y1 - 2006 A1 - Mark Hanson A1 - Steven Carlson A1 - Dan Sammartano A1 - Thomas Taylor JF - 2006 ACEEE Summer Study on Energy Efficiency in Buildings CY - Pacific Grove, CA, USA ER -