ConceptSystem 77 Softline Window
Technical informationPerformance
Energy
- Thermal insulation - Uf
- 1.8 W/m²K
- Thermal insulation - Uw
- 1.5 W/m²K
Comfort
- Air tightness
- 0.04 cfm/ft³
- Water tightness
- 12 psf
- Air tightness
- Class 4 (600Pa)
- Water tightness
- Class 9A (600Pa)
- Wind load resistance
- Class C5 (2000Pa)
- AMAA rating
- Class AW
- PG rating
- 120
- Acoustics STC
- 43 dB
- Acoustics OITC
- 34 dB
Safety
- Opening & closing resistance
- Class 3
Properties
Max. dimensions & weight
- Min. height of element
- 668 mm
- Max. height of element
- 2868 mm
- Min. width of element
- 518 mm
- Max. width of element
- 1268 mm
- Min. height of vent
- 600 mm
- Max. height of vent
- 2800 mm
- Min. width of vent
- 450 mm
- Max. width of vent
- 1200 mm
- Max. weight of vent
- 170 kg
Sightlines
- Min. frame width (inward opening)
- 51 mm
- Min. vent width (inward opening)
- 33 mm
- Min. frame-vent width (inward opening)
- 89 mm
- Min. vent-vent width (inward opening)
- 144 mm
- Min. width T-profile
- 76 mm
- Depth frame
- 68 mm
- Depth Vent
- 77 mm
- Depth frame-vent
- 77 mm
Glazing
- Rebate height
- 25 mm
- Glazing method
- Dry glazing Siliconized glazing Internal glazing Glazing bead
- Min. glass thickness - frame/element
- 16 mm
- Max. glass thickness - frame/element
- 28 mm
- Min. glass thickness - vent
- 6 mm
- Max. glass thickness - vent
- 40 mm