Their use should be considered at the design stage or during a building refurbishment. They require the window opening to be increased by the height of the selected box.
Depending on our client’s requirements and preferences, individual products can be varied in terms of box dimensions, type of inspection opening, addition of an insect screen, type of insulation, finishing and installation method, and type of control.
– Box dimensions: 205x255mm, 245×255 mm
– Bottom inspection opening on the room side
– Full or partial integration into the façade
– Installation depth without integrated insect screen: 98mm
– Installation depth with integrated insect screen: 80mm
-Usb = ≥ 0,61 W/(m²K)
| Box dimension / Variant | With insect screen | Without insect screen |
| 205 x 255 mm | 164 mm | 178 mm |
| 245 x 255 mm | 203 mm | 203 mm |
| Assembly / Installation method | Thermal insulation on both sides | External thermal insulation | Internal thermal insulation | Without thermal insulation |
| With integrated insect screen |
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| Without integrated insect screen |
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| Assembly / Installation method | Thermal insulation on both sides | External thermal insulation | Internal thermal insulation | Without thermal insulation |
| With integrated insect screen |
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| Without integrated insect screen |
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