Acknowledged Challenges, Questions & Unknowns
Sheep’s wool is available in the US though it comprises an insignificant amount of the annual yield ( ~1%).
Sheep’s wool as insulation is catching on in other parts of the world such as Germany, Scandinavia, Turkey, Mongolia, Eastern Europe and North America – in addition to those places where it has been used for some time: the UK, Australia and New Zealand.
Sheep’s wool insulation employs a light manufacturing process. In addition to low embodied carbon for production, wool fibers sequester carbon on their own. There are products that fully adhere to the Class A requirements of the building code and are readily available for commercial and residential projects of all shapes and sizes.