Product code: B020173
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The Thermalite Hi-Strength 7N block is a high-strength building block designed for use in multi-storey buildings, offices, supermarkets and retail parks where loading conditions require a 7.3N/mm2 block. This block is available in a large format and is designed for use with Thermalite Thin Layer Mortar.
This block is suitable for use in a variety of applications, including external walls, foundations, partitions and separating walls.