MIDI - Blocks

MIDI blocks are 140mm Solid Dense Concrete Blocks but with a length of 290mm or 300mm instead of the standard 440mm length, resulting in a significant reduction of handling weight of up to 33% over a conventional 140mm solid dense block. MIDI block offer a 140mm solid dense block with weights well below the recommended limit of 20kg for repetative manual handling.

In common with all Dense Concrete blocks, MIDI blocks are a highly resilient and tough loadbearing block available in strengths of 7.3N/mm2 or greater, suitable for use above and below dpc.

They are available in standard texture finish for general background applications and also in Fairtex closer-textured finish for paint-grade and fair-faced applications.

Specification Details

Please note that these product properties are not a replacement for the manufacturer's literature and it is always recommended that Thomas Armstrong Group is consulted before specifying.

Thomas Armstrong Group


MIDI - Blocks

290
• Depth: 290 mm
• Height: 215 mm
• Net Weight: 17.6 Kg
• Width: 140 mm
• Application: Inner & Outer leaf of cavity walls, Internalpartition walls, Walls Below DPC
• Compressive Strength: 7.3 N/mm2
• R-value: 0.12 m2K/W
• Sound reduction: 52 dB
• Thermal Conductivity: 1.13 W/mK
• Uniclass: Pr_20_93_52 Masonry walling units

300
• Depth: 300 mm
• Height: 215 mm
• Net Weight: 18 Kg
• Width: 140 mm
• Application: Inner & Outer leaf of cavity walls, Internalpartition walls, Walls Below DPC
• Compressive Strength: 7.3 N/mm2
• R-value: 0.12 m2K/W
• Sound reduction: 52 dB
• Thermal Conductivity: 1.13 W/mK
• Uniclass: Pr_20_93_52 Masonry walling units

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