Ironstone London – London Brick (Forterra Facing Brick)
The Ironstone London facing brick from Forterra offers a refined combination of buff / yellow tones with subtle iron staining, producing a soft, warm aesthetic that works beautifully across modern and traditional architecture. Its light texture adds visual depth without overwhelming the finish, making it a strong choice for façades, elevations, and extensions. Because it’s part of the London Brick family, matching to existing stock or historic masonry becomes easier — a practical advantage for renovation or extension work.
Manufactured by pressed methods and finishing with a light texture, this brick balances a clean appearance with enough relief to catch light and soften mortar contrast. As a facing brick, it’s intended for external, visible walls and built to perform under UK climate conditions.
From a technical perspective, Ironstone London has a durability rating of F1, water absorption of 23 %, and is manufactured to BS EN 771-1 standards. It comes in the standard 65 mm height (with some London Brick variants also available in 73 mm). With correct detailing — proper cavity design, flashing, weep holes, and compatible mortar — it delivers both visual quality and long-term resilience.
Key Specifications
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Size:215 × 102.5 × 65 mm
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Colour:Buff / Yellow with iron staining
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Texture:Light
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Water Absorption:? 23 %
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Durability:F1
Frequently Asked Questions
Is Ironstone London suitable for use in exposed or coastal areas?
Yes — while its **F1 rating** is less robust than F2, it is designed for standard external applications. In more exposed or coastal zones, thorough detailing (flashing, robust cavity, drainage) becomes even more important to maintain performance over time.
How visible is the iron staining and variation in this brick?
The iron staining is subtle — it gives a gentle mottled effect without overwhelming the base buff tone. Some variation is expected, and mixing bricks from multiple packs during laying will help distribute tones more evenly across the wall.
Does the 23 % water absorption pose a risk of damp over time?
While **? 23 % absorption** is relatively high, it is within specification. The real determinant of moisture performance is how well the wall is built — correct cavity width, flashing, weep holes, and good mortar are more critical to preventing damp than absorption alone.
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