The Asmolen from Sera Beton is a lightweight hollow block used as a filler element in composite ribbed-slab floor systems. Conforming to TS 1261, it serves as permanent formwork between concrete ribs and provides thermal and acoustic insulation within the floor assembly.

Ten units cover one square metre in all height variants, sharing a 20×40 cm base footprint and a volume density of 500 kg/m³.

Standard: TS 1261

Base dimensions: 20×40 cm (all variants)

Available heights: 15, 20, 25, 30, 32.5 cm

Approximate weights: 6, 8, 10, 12, 13 kg respectively

Volume density: 500 kg/m³

Coverage: 10 units per m²