Plasmor Solid Ultra Low Density 3.6N Concrete Block is a low weight concrete block manufactured from a blend of lightweight aggregates and cement that can be used for housebuilding, extensions & renovation projects with great loadbearing properties. These blocks have great thermal performance with a granular texture that provides the perfect key for plasters and renders. PLEASE NOTE: The image is for representative purposes only, if unsure please order a sample Due to the Covid-19 pandemic, brick manufacturers have seen a surge in demand which has led to stock shortages and extended lead times. The price set against the product is based on them being in stock and delivered out of selected depots. We will always try to make sure that our customers' orders are fulfilled, but in the event we cannot supply the bricks within our selected network we will offer an alternative solution where possible.