Loeb Strauss (1829 - 1902); pioneer in energy conservation and green building construction. Sounds like a bit of very strange ancient history unless you know that Loeb Strauss later became known as Levi. And that blue jeans, the product he made popular with gold miners and other working stiffs 150 years ago, was the forerunner of insulation that seems nearly perfect when compared to the alternatives. Perfect, but with one caveat. I first encountered denim insulation in a green home exhibit in 2006. There it appeared in the form of shreds packed into pre-formed wall panels. Today under the brand name UltraTouch manufactured by Bonded Logic, it is available in batts as well as loose fibers which can be blown into place. UltraTouch is manufactured from post-industrial recycled denim. This doesn't...(read more)

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