ELVIAL W89 PHI²
| Certified since | June 23, 2021 |
| Climate zone | Cool, temperate |
| Type | Operable |
| Sub type | |
| Efficiency class | phC |
| Material | Aluminium |
| UW | 0.80 W/(m2K) |
| Open type |
Description
Aluminum frame with thermal break out of polyamides (Technoform), Elvial I2 insulation and Kingspan Kooltherm insulation. Pane thickness: 48 mm (4/18/4/18/4), rebate depth: 17 mm. Spacer: SWISSPACER Ultimate with butyl as secondary seal.
| Name | Frame width | U-value | Ψ-value | Frsi-value |
|---|---|---|---|---|
| Flying Mullion | 180 mm | 1.10 W/(m²K) | 0.023 W/(mK) | 0.750 |
| Bottom | 176 mm | 0.79 W/(m²K) | 0.024 W/(mK) | 0.770 |
| Head | 176 mm | 0.79 W/(m²K) | 0.025 W/(mK) | 0.770 |
| Jamb | 176 mm | 0.79 W/(m²K) | 0.025 W/(mK) | 0.770 |






