Idea

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RIPA roof element

98

Description

Load-bearing roof element exploiting RIPA technology of structural gluing between ribs and top slab

Key benefit

"Cost efficient long free span with less material consumption

Material list

1. Roofing
2. 21 mm Metsä Wood Spruce plywood
3. Air gap 50 mm
4. 39/57x500 Kerto-S c/c 1225mm
5. 450 mm mineral insulation
6. 25 mm Kerto-Q bottom panel
7. 15 mm Type F gypsum plaster board

Ecological values

Links

Specification

  • Economical span (mm) 12000
  • Thickness (mm) 565
  • Airbourne sound reduction factor (dB) 31
  • Impact sound transmission (dB)
  • Resistance to fire class 60 REI
  • Thermal properties 11.11 R 0.09 U

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