ConceptSystem 77 Burglarproof
Technical informationPerformance
Energy
- Thermal insulation - Uf
 - 1.8 W/m²K
 - Thermal insulation - Uw
 - 1.3 W/m²K
 - Uw Dependencies
 - Frame-vent: Ug 1.0W/m²K, psi: 0.032W/mK @1.23x1.48m (102mm sight line), 36mm 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
 - Opening & closing resistance
 - Class 3
 
Safety
- Burglar resistance
 - RC2 - RC3
 - Operating Forces Class
 - Class 1
 
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)
 - 89 mm
 - Min. vent-vent width (inward opening)
 - 144 mm
 - Min. frame width (outward opening)
 - 17.5 mm
 - Min. vent width (outward opening)
 - 89 mm
 - Min. frame-vent width (outward opening)
 - 106.5 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
 - 52 mm
 - Min. glass thickness - vent
 - 16 mm
 - Max. glass thickness - vent
 - 63 mm