This is an excerpt from EERE Network News, a weekly electronic newsletter.
Autoclaved Aerated Concrete Products Association (AACPA)
The AACPA promotes the use of autoclaved aerated concrete, a structural building material, in North America. Products include blocks, structural panels, lintels, and cladding panels. According to the AACPA, these products are energy efficient, reducing heating and cooling costs by as much as half.