America’s First Hemp House Pulls CO2 From the Air

Hemp is making a major comeback around the world. In the U.S., five states have legalized the recreational use of cannabis and hemp-based building materials are now gaining popularity.

Photo credit: Push Design
Photo credit: Push Design
Photo credit: Push Design
Photo credit: Push Design

The first house built in the U.S. with hemcrete was constructed in Asheville, North Carolina and the 3,400 square foot Push House boasts a number of eco-friendly features.

To create a solid—yet breathable—wall system, hemp hurds were mixed with lime and water on-site an poured in-between the exterior supporting studs in lift.

Photo credit: Push Design
Photo credit: Push Design

As USA Today notes, hempcrete is actually less like concrete and more like infill straw bale, as it is non-structural. The insulating quality is r-2.5 per inch and it has the unique ability to capture airborne pollutants over time—absorbing carbon when it is grown and in place.

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