Firth Grey Block 90 x 390 x 190mm SKU: 431443 MODEL: H2004 Sorry, there is currently no online price available for this product.Contact your local store for pricing and availability. Mitre 10 SAvailable at selected stores. Check your local store for details Variants Half high plain end masonry block H20.04. Features and benefits Hard wearing, durable and dimensionally accurate. Half high double flush ends suitable for columns and wall ends.