Hidden sash window in the 70 mm series with advanced Insulation from Uf = 1,8W/m2K.
- Symmetrical, stable structural design with identical corner and T connectors.
- Extremely slim visible frame for superb views and abundance of light.
- A fantastic interlocking face of only 72 mm.
- A sturdy three-chamber system with up to 30 mm glass-fibre-reinforced thermal break PA 6.6 25% GF.
- 10 – 14 mm or 16 mm euro groove and concealed hinges.
- Insulated double and triple glazing up to 34 mm.
- Optional XPS cool brake core.
- Optional polyethene and curtain gaskets for glazing insulation.
- Water tightness (EN 12208) 9A
- Air permeability (EN 12207) 4
- Wind load (EN 12210) C5
- Soundproofing up to (EN 10140) 46 dB
- Burglar resistance (EN 1267) RC 2