Construction waste / Block/Brick

Léém Compressed block 140

Unfired compressed earth block made from loess excavated on Brussels construction sites and crushed washed concrete. About 80% secondary resources, stabilised with 3.85% CEM III cement. B-EPD: 14.9–20.3 kg CO2eq/m² for a 14 cm wall, 63–73% less than conventional concrete blocks.

The first record in the construction-waste axis built on excavated soil: earth dug out of a city returns as that city's walls, with emissions published per mor…

Good for

• Exposed earth walls and interior partitions
• Projects that put excavated-soil circularity at the centre of the brief

Consider

• Dimensions and compressive strength are in the technical sheet (PDF), not on the product page; not opened this round.
• A locally produced Brussels product built on local excavation; treat it as a reference case rather than a sourcing option in Korea.

Manufacturer

BC materials

Availability

Korea route unconfirmed

Checked

2026-08-27