| Frame and sash visible width | 129 mm |
| Construction depth | 80 mm |
| Number of chambers | 3 |
| Maximum glazing thickness | up to 32 mm |
| Gasket type | 2 compression gaskets (perimeter seals) |
| Sash profile shape | straight |
| Technical Data |
|---|
| Thermal insulation | Uf = 1,7 W/m²K |
| Acoustic insulation | up to 33 dB (according to UNE-EN ISO 717-1:2013) |
| Air permeability | up to class 4 (UNE-EN 1026:2000) |
| Wind resistance | up to class C1 (UNE-EN 12211:2000) |
| Water tightness | up to class 7A (UNE-EN 1027:2000) |
| Burglar resistance | up to RC2 class (UNE-EN 1627:2011) |
