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| Roof | Form | Precast concrete slab, slag insulation | |||
| Layer | Performance layer: 5 mm waterproof, 150 mm slag insulation Structural layer: 120 mm reinforced concrete precast slab Interior finish coat: 8 mm 1:3:9 cement-lime mortar, 2 mm hemp-fibred plaster | |||||
| Performance | Thermal resistance: 0.64 (m2·K·W−1) Thermal transmission: 3.2 (W·m−2·K−1) | |||||
| Balcony | Form | None | Independent board No insulation | None | Independent board No insulation | |
| Layer | Transparent part: double-layer casement wooden window; Opaque part: cement mortar finish | |||||
| Performance | Thermal transmission of transparent part: 3.48 (W·m−2·K−1) Conductivity of opaque part: 500 W/(m·K) | |||||
| Floor | Form | Crushed stone and concrete floor, no insulation | ||||
| Layer | External finish coat: 10 mm 1:2 cement mortar; 20 mm 1:3 cement mortar Structural layer: 150 mm crushed stone grouting 25# mixed mortar | |||||
| Performance | Conductivity of opaque part: 2.43 W/(m·K) | |||||