A 19th century passive house in Chicago is a model for sustainable retrofitting

On the subject of architecture and construction’s contribution to climate change, our existing building stock is coming under increasing scrutiny.  While the United Kingdom recently announced a review into embodied carbon in buildings, thanks in part to the Architect Journal’s RetroFirst campaign, U.S. President Joe Biden has promised tens of billions of dollars in investment to retrofit four million buildings across the country. Although new buildings, and the regulations surrounding them, are achieving ever-higher accolades for sustainability, 80% of the buildings that will exist in 2050 have already been built – many of which fall below the environmental performance standards needed to address the climate crisis. On Earth Day, we look at one example of how retrofitting old houses can offer benefits to inhabitants, streetscapes, and the environment. The Yannell PHIUS+ House. Image: Christopher Barrett / HPZSIn the Ravenswood neighborhood of Chicago, among the familiar two-story...

A 19th century passive house in Chicago is a model for sustainable retrofitting

On the subject of architecture and construction’s contribution to climate change, our existing building stock is coming under increasing scrutiny.  While the United Kingdom recently announced a review into embodied carbon in buildings, thanks in part to the Architect Journal’s RetroFirst campaign, U.S. President Joe Biden has promised tens of billions of dollars in investment to retrofit four million buildings across the country.

Although new buildings, and the regulations surrounding them, are achieving ever-higher accolades for sustainability, 80% of the buildings that will exist in 2050 have already been built – many of which fall below the environmental performance standards needed to address the climate crisis. On Earth Day, we look at one example of how retrofitting old houses can offer benefits to inhabitants, streetscapes, and the environment.

The Yannell PHIUS+ House. Image: Christopher Barrett / HPZS

In the Ravenswood neighborhood of Chicago, among the familiar two-story...