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ConceptSystem 77

Technical information

Performance

Energy

Thermal insulation - Uf
1.8 W/m²K
Thermal insulation - Uw
1.3 W/m²K
Uw Dependencies
Frame-vent: Ug 1.0W/m²K, warm edge spacer, @1.23x1.48m (102mm sight line), 36mm glass

Comfort

Air tightness
0.04 cfm/ft³
Water tightness
12 psf
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 (20000 cycles)

Safety

Burglar resistance
PAS 24 - RC2 - RC3
Fire resistance
EI₁ 30 - EI₂ 30 - EI₂ 60 - EW 30
Bullet resistance
FB4 - FSG - Kalashnikov
* Note: Performances and properties may be different depending on the profile combinations

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
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. frame width (outward opening)
17.5 mm
Min. vent width (outward opening)
76 mm
Min. frame-vent width (outward opening)
93.5 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 - External glazing - Glazing bead
Min. glass thickness - frame/element
4 mm
Max. glass thickness - frame/element
52 mm
Min. glass thickness - vent
4 mm
Max. glass thickness - vent
63 mm