Autoclaved Aerated Concrete (AAC) and Autoclaved Lightweight Concrete (ALC) are two popular lightweight wall materials widely adopted in modern construction across GCC countries including Saudi Arabia, UAE, Qatar and Kuwait. Many builders confuse these two materials, as they share similar raw materials and autoclave production processes. However, there are clear structural, construction and performance differences between AAC blocks and reinforced ALC panels. Choosing the right option directly affects project progress, long-term air conditioning expenses and overall construction cost in the hot, arid Middle Eastern climate. What Are AAC Blocks and ALC Panels? AAC Blocks are unreinforced aerated concrete masonry units....

