FiberFill is a blowable insulate is a renewable, gap-free solution for attics, ceilings, floors, and hard-to-reach spaces, and is made from cellulosic natural fibers, which supports healthier, more comfortable residential environments.

In keeping with Hempitecture’s mission of achieving decarbonization at scale, FiberFill has a carbon-negative footprint, making it an environmentally responsible choice for modern construction. A dimensionally stable and homogeneous product, FiberFill can seamlessly fill the cavities between studs and is formulated for fire, fungi, and corrosion resistance, while its hygroscopic properties enable it to adsorb and release moisture while maintaining its insulating performance, helping to naturally regulate indoor humidity levels. Its dense, fibrous texture also effectively absorbs sound, reducing noise transmission and enhancing acoustic comfort in residential spaces.