| Component id: | 1053ah03 |
|---|---|
| Manufacturer: | Roto Frank Treppen GmbH |
| Category: | Attic Staircase |
| Material: | Timber |
| UW: | 0.63 W/(m2 K) |
| Climate zones: | Cool, temperate |
| Description: | PU - high performance insulation (0.024 W/(mK)) betweeen two thin coated chipboard panels. 6-point windowframe-locking with circumferential TPE-gasket. Metal-fittings mounted at the hatch box of chipboard. In order to reduce the thermal bridge of the installation, a polystyrene-particle foam granulate (0.033 W/(mK)) is inserted in the joint. |
| Certified since: | March 13, 2017 |
| Frame cut | Frame width bf mm |
Frame U-value Uf W/(m2 K) |
Glass edge Ψ-value Ψg W/(m K) |
Temperature factor fRsi = 0.25 m2K/W |
|---|---|---|---|---|
| Bottom | 35 | 0.93 | 0 | |
| Top | 35 | 0.93 | 0 | |
| Lateral | 35 | 0.93 | 0 |