Reinforced autoclaved aerated concrete (RAAC) is a lightweight material that was used mostly in flat roofing, but also in floors and walls, between the 1950s and 1990s. It is a cheaper alternative to standard concrete, is quicker to produce and easier to install. It is aerated, or “bubbly”, like an Aero chocolate bar. But it […]
Tag Archives: Schools
06
Sep
Sep
The education secretary has said she is sorry the call to close some schools over unsafe concrete came at the “worst time” just before the start of term. Gillian Keegan, speaking on BBC Radio 2, also told 5% of schools who had not replied to a survey about RAAC concrete to “get off their backsides”. […]