Kömmerling 88 proStratoTec
| Certified since | 19 Февруари 2020 |
| Climate zone | Cool, temperate |
| Type | Operable |
| Sub type | |
| Efficiency class | phB |
| Material | PVC |
| UW | 0.80 W/(m2K) |
| Open type | Inward opening |
Description
Multi-coloured rigid PVC frame, insulated with EPS foam (Lambda 0.031 and 0.041 W/(mK)) in 3 or 4 hollow chambers; 3 sealing levels and 2 frame reinforcing elements made of polybutylenterephthalat (PBT) in standard profile, hygiene criterion fRsi of 0.7 for flying mullion not achieved.
| Name | Frame width | U-value | Ψ-value | Frsi-value |
|---|---|---|---|---|
| Flying Mullion | 154 mm | 0,89 W/(m²K) | 0,027 W/(mK) | 0,660 |
| Bottom | 160 mm | 0,77 W/(m²K) | 0,028 W/(mK) | 0,730 |
| Head | 130 mm | 0,79 W/(m²K) | 0,028 W/(mK) | 0,730 |
| Jamb | 130 mm | 0,79 W/(m²K) | 0,028 W/(mK) | 0,730 |