Cellenbeton Latei 2500x250x150mm Cellenbetonblokken 500mm The round cellular concrete blocks Size:100mm The round cellular concrete blocks are suitable for creating a round shower wall for This Aerated Concrete Lintel of 150mm thickness and a length of 1500mm may be used as a load bearing material No expansion differences: Because the same material is used between the lintel and the wall wine racks