Insulation - Denim insulation has an R-value around 3.4 to 3.7 per inch – very similar to fiberglass. Installation is essentially the same as with fiberglass insulation but no special equipment or
UltraTouch™ Denim Insulation – Urban Mining and Recycling (UMAR)
denim insulation « Inhabitat – Green Design, Innovation, Architecture, Green Building
Tod Kean, president of Bonded Logic In., discusses how old denim is recycled into safe and effective insulation after National Geographic Kids Magazine set a Guinness World Record for "Most Items of