Trapezoidal sheets in the sandwich form with thermos - insulation proved to be a very good solution for commercial buildings (halls).
ADVANTAGES AND FEATURES
The structure of the roof in this version is as follows:
- The lower trapezoidal sheet 25/140
- PVC foil (vapor barrier)
- Thermo - insulation (mineral or rock wool and polystyrene)
- Steam-permeable and waterproof barrier
- Upper trapezoidal sheet 40/120.