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Close texture concrete blocks 7.3N/mm² & 10.4N/mm² to BS EN 771-3

Products / Close texture concrete blocks 7.3N/mm² & 10.4N/mm²

Stowell Concrete’s close texture blocks can be used in commercial, industrial, leisure and academic buildings.

For both 100mm wide walls, we can offer dense and Stowlite close texture blocks.


For 140mm wide walls, we also have additional midi block options for you to consider, depending on manual handling, thermal and sound reduction requirements.


Please see below for full specifications and photographs of our sample walls.


All products available ex works. Prices on application. Please contact the sales office for further information and a quotation. For information on packaging click here .

Material Size mm nominal approx oven dry density kg/m³ approx weight kg no. per tonne no. per pack thermal resistance m²K/W* weighted sound reduction Rw db** fire resistence (hrs)*** wall mass Kg/m²
7.3N/mm²
Dense 440x100x215 2000 19 53 72 0.075 44 2 194
Dense 440x140x215 2000 26• 38 48 0.105 46 3 275
Stowlite 440x100x215 1500 14.5 68 72 0.159 42 2 150
Stowlite 440x140x215 1500 19.5 51 48 0.222 44 3 212
10.4N/mm²
Dense 440x100x215 2050 20 50 72 0.072 44 2 199
Dense 440x140x215 2050 27• 36 48 0.101 46 3 281
Dense 290x140x215 2050 17 59 96 0.101 46 3 285
Dense 440x140x140 2050 17 59 96 0.101 46 3 280
•Blocks in excess of 20kg – please use with caution after assessing the risks.

* Calculated from oven dry density – inside skin @ 3% moisture content
** Calculated using mass law curve – BS8233 (unplastered)
*** Calculated using table NA 3.2 BS EN 1996-1-2 : 2005 (unplastered Separating load bearing single leaf walls)
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Close texture concrete blocks

100mm/140mm/190mm Dense close texture blocks

Stowell dense close texture blocks are made with a maximum aggregate nominal size of 3mm limestone. 

100mm/140mm Stowlite medium dense close texture blocks

Stowell medium dense (Stowlite) close texture blocks are made with a maximum nominal size of 5mm lightweight expanded clay aggregate.

M290 Midi dense close texture blocks

Stowell M290 Midi dense close texture blocks  are made with a maximum aggregate nominal size of 3mm limestone. 

M440 Midi dense close texture blocks

Stowell M440 Midi dense close texture blocks  are made with a maximum aggregate nominal size of 3mm limestone.

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