![](https://www.bpce.com/wp-content/uploads/1980-PNM-Alvarado-Square-Office-Building.jpg)
1980
Public Service Company of New Mexico's New Alvarado Square Building with a south wall of solar collectors and a recovery heat pump system with thermal storage.
- Albuquerque NM
Public Service Company of New Mexico's New Alvarado Square Building with a south wall of solar collectors and a recovery heat pump system with thermal storage.