Bolstered autoclaved aerated concrete (RAAC) is really a strengthened Variation of autoclaved aerated concrete, generally used in roofing and wall development. The main structural reinforced roof and ground panels had been manufactured in Sweden, before long soon after the first autoclaved aerated concrete block plant started up there in 1929, https://simonoivmq.blogkoo.com/aac-block-manufactur-ing-plant-for-dummies-47383916