Advertised price is for 1 Square Meter Description All our flint and stone arrives at our factory unprepared in its raw natural state. The stone is mechanically cut down and dressed by our dedicated team of knappers. Thestone is then handcrafted into block form by our crew of experienced block-makers. The fully formed blocks can then be used without a need for a backing wall, ensuring a rapid professional finish whilst maintaining a clean cavity. The concrete backing is regularly laboratory tested to ensure it maintains a consistent N2 strength. Materials consist of Natural Knapped Flint for the front and N2 strength concrete of the block. Made from 100% Natural Flint with Concrete Backing Block Specification Size (Approx.) - 440mm x 215mm x 100mm - Each Block Pack Size - Sold By SQM Condition - Brand New Material - Natural Flint Colour - Black, Grey, Blue & White Type - Cladding Blocks Application - Internal & External Fire Rating - A1 Frost Resistant - Yes