AAC AAC /ˈeiˈeiˈsiː/

noun

1. A lightweight, precast, concrete building material invented in the mid-1920s that simultaneously provides structure, insulation, and fire- and mold-resistance.  ( AAC , autoclaved aerated concrete , autoclaved cellular concrete , autoclaved concrete , autoclaved lightweight concrete , porous concrete )
   a lightweight, precast, concrete building material invented in the mid-1920s that simultaneously provides structure, insulation, and fire- and mold-resistance.
    Better thermal efficiency of AAC makes it suitable for use in areas with extreme temperature as it eliminates need for separate materials for construction and insulation leading to faster construction and savings.
   Better thermal efficiency of AAC makes it suitable for use in areas with extreme temperature as it eliminates need for separate materials for construction and insulation leading to faster construction and savings.