At This Eco-Friendly Apartment, Renters Won’t Have Electric Bills

These eco-friendly homes use energy efficient appliances and boast clean air and a comfortable living space.

The facade of the Passive House apartment building in Exton includes brick and composite siding that is 100 percent tree-free, sustainable, and renewable. Steven M. Falk/The Philadelphia Inquirer/TNS

By Michaelle Bond From Philadelphia Inquirer

PHILADELPHIA—One of the first indications that the newest apartment building at a master-planned community in Chester County, Pennsylvania, is different is the self-watering green wall of plants in the lobby.