Idea

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Ground floor joist

266

Description

Kerto-S joist for longer spanning ground floors

Key benefit

"More adaptability space with less load-bearing walls

Material list

1. Flooring
2. 18 mm MW Spruce plywood
3. Water wapour membrane
4. 45x260 Kerto-S c/c400
5 230 mm mineral insulation + 30 mm wind protection insulation
6. Support battens (for drawing 22x100 impregnated)

Ecological values

Links

Specification

  • Economical span (mm) 4600
  • Thickness (mm) 320
  • Airbourne sound reduction factor (dB)
  • Impact sound transmission (dB)
  • Resistance to fire class
  • Thermal properties 5.88 R 0.17 U

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