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ConceptSystem 77 Burglarproof

Technical information



Thermal insulation - Uw Double
0.24 Btu/hr.ft².°F
Thermal insulation - Uw Triple
0.17 Btu/hr.ft².°F
Thermal insulation - Uf
1.8 W/m²K
Thermal insulation - Uw
1.5 W/m²K


Water tightness
9 psf
Air tightness
Class 4 (600Pa)
Water tightness
Class 9A (600Pa)
Wind load resistance
Class C5 (2000Pa)
AMAA rating
Class AW
PG rating


Opening & closing resistance
Class 3
* Note: Performances and properties may be different depending on the profile combinations


Max. dimensions & weight

Min. height of element
668 mm
Min. width of element
518 mm
Min. height of vent
600 mm
Min. width of vent
450 mm


Min. frame width (inward opening)
51 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


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