Bloc creux allégé
- Wide range of sizes: 4 thicknesses (15, 20, 25 and 30 cm), 3 heights (25, 30 and 33 cm) for a length of 50 cm
- Lightweight: half the weight of agglomerate masonry ordinary
- Fireproof 4 hours
- High acoustic quality: Acoustic attenuation of 45 db, for the 20 cm thick hollow block.
Large lightweight masonry block (6.5 elements per m²), allowing quality construction, saving time and money on site.