Architecture students complete Passivhaus in South Dakota

Architect Rob Arlt and his group of students in South Dakota have completed an experimental gabled Passivhaus in South Dakota, which they claim is the first in the area to "sell energy back to the grid".
Arlt, an instructor in the South Dakota State University Department of Architecture, worked with students to complete the house in Brookings near the school campus.
As there is currently no statewide energy code that residential buildings must meet in South Dakota, the project is intended t