Full between-rafter insulation
- Tiling battens
- Cross/counter battens
- GUTEX Multiplex-top
- GUTEX Thermofibre/GUTEX Thermoflex between rafters
- Vapour retarder/ Air barrier
- Interior substrate (wallboard, etc.)
U-value requirements (as per EnEV 2014): ≤ 0.24 W/m²K
- New building
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