ConceptSystem 77 Windows
Technical Information.
Energy
Thermal insulation - Uw Doble
- 0.24 Btu/hr.ft².°F
Thermal insulation - Uw Triple
- 0.18 Btu/hr.ft².°F
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)
AMAA rating
- Class AW
PG rating
- 120
Acoustics STC
- 43 dB
Acoustics OITC
- 34 dB
Opening & closing resistance
- Class 3
Safety
Burglar resistance
- PAS 24-RC2-RC3
Bullet resistance
- FB4-FSG-Kalashnikov
Fire resistance
- EI₁ 30 - EI₂ 30 -EI₂ 60 - EW 30
Properties
Max. dimensions & weight
Min. height of vent
- 23 5/8inch
Max. height of vent
- 110 1/4inch
Min. width of vent
- 17 11/16inch
Max. width of vent
- 47 1/4inch
Max. weight of vent
- 374 lbs
Sightlines
Min. frame width (inward opening)
- 2 inch
Min. vent width (inward opening)
- 1 5/16 inch
Min. frame-vent width (inward opening)
- 3 1/2inch
Min. frame width (outward opening)
- 11/16 inch
Min. vent width (outward opening)
- 3 inch
Min. frame-vent width (outward opening)
- 3 11/16inch
Min. width T-profile
- 3 inch
Depth frame
- 2 11/16inch
Depth Vent
- 3 1/16inch
Depth frame-vent
- 3 1/16inch
Glazing
Rebate height
- 1 inch
Glazing method
- Dry glazing-Siliconized glazing-Internal glazing-External glazing-Glazing bead
Min. glass thickness - frame/element
- 3/16inch
Max. glass thickness - frame/element
- 2 1/16inch
Min. glass thickness - vent
- 3/16inch
Max. glass thickness - vent
- 2 1/2inch
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