| SYSTEM | THERMAL INSULATION UF* | AIR PERMEABILITY | WINDLOAD RESISTANCE | WATERTIGHTNESS | 
| SP | Uf od 1,41 W/m2K | Class 4; norm PL-EN 12207 | Class C5/B5; norm PL-EN 12210 | Class E1950; norm PL-EN 12208 | 
| SP i+ | Uf od 1,08 W/m2K | Class 4; norm PL-EN 12207 | Class C5/B5; norm PL-EN 12210 | 
Class E1950; norm PL-EN 12208 | 
