View basket “Class B Engineering Brick” has been added to your basket. £2.85 100mm Thermalite Shield / Celcon Blocks quantity Add to basket Categories: Bricks & Blocks, Building Materials Description Description Face Size 440mm x 215mm Related products Line Marker Spray – 750ml £7.99 Select options 50mm Block Paving – Brindle £0.54 Add to basket Spear and Jackson 50m Braided Lines £3.99 Add to basket 20mm Ballast Bulk Bag £42.00 Add to basket