ConceptSystem 77 Light
Technical informationPerformance
Insulation
- Thermal insulation (Best) - Uf
- 2.4 W/m²K
- Thermal insulation - Uw
- 1.5 W/m²K
- Uw Dependencies
- Frame-vent: Ug 1.0W/m²K, warm edge spacer, @1.23x1.48m (102mm sight line), 24mm glass
Comfort
- Air tightness
- Class 4 (600Pa)
- Water tightness
- Class E900 (900Pa)
- Wind load resistance
- Class C5 (2000Pa)
- Acoustics - Rw(C;Ctr)
- 42(-2;-4) dB
- Durability
- Class 3 (20000 cycles)
Safety & Security
- Burglar resistance
- PAS 24 - RC2 - RC3
Properties
Max. dimensions & weight
- Min. height of vent
- 600 mm
- Max. height of vent
- 2800 mm
- Min. width of vent
- 450 mm
- Max. width of vent
- 1700 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)
- 84 mm
- Min. frame width (outward opening)
- 17.5 mm
- Min. vent width (outward opening)
- 76 mm
- Min. frame-vent width (outward opening)
- 93.5 mm