Secil Natural Hydraulic Lime (NHL 3.5)
Natural hydraulic lime is available in three different grades – 2, 3.5, and 5. Secil Natural Hydraulic Lime 3.5 is a moderately hydraulic lime, in other words medium strength. It is a fine powdered hydraulic lime binder, made by the calcination of specially chosen chalks or limestone. It can be used for laying and pointing bricks, stone and other masonry materials, and is suitable for most constructions that will be subject to moderate or normal conditions.
Natural Hydraulic Lime (NHL 3.5) is used as the primary binder to be mixed with specially selected sand and aggregate to make mortar and render suitable both for new buildings and older ones. It is cost-effective and easy to use, and is available to buy in 25kg paper bags.