Thermalite Trenchblock Tongue and Groove

Aircrete concrete block, foundation block

‘Strength 4.0 N/mm²
Thermal conductivity 0.15 W/mK
0.23 W/mK (below ground)
Density 600 kg/m³

Thermalite Trenchblock is a tried and tested, economical alternative to the construction of cavity walls with concrete infill for foundations.
• For use in soils of up to Design Sulfate Class DS 4
• Available with tongue and groove joints and handholds
• Improves thermal performance

Thicknesses: 255 - 355mm

Tongue and Groove

The tongue and groove joints enable blocks to slot easily together in one simple process. By joining the blocks together in this way, the perp-ends do not need to be mortared, providing a much quicker method of construction.’

Environmental metrics

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Company credentials

ISO 14001

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Material(s)

PFA, sand, cement, lime, aluminium & water

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Life expectancy

unknown

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EPD to ISO 14025

none

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Recycled content

1

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Recycleable

reusable

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3rd party product endorsement

none

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Environmental labelling

none

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Country of manufacture

UK

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Manufacture details

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Manufacturer

Hanson Thermalite

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Website

bit.ly/aBNKPg

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Email

blocks@hanson.com

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Address

Stewartby, Bedford, MK43 9LZ

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Telephone

08705 626 500

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Fax

08705 626 550

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Downloads

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