ConceptSystem 77
Technical informationPerformance
Energy
- Thermal insulation - Uw Double
- 0.3 Btu/hr.ft².°F
- Thermal insulation - Uw Triple
- 0.31 Btu/hr.ft².°F
Comfort
- Air tightness
- 0.27 cfm/ft³
- Water tightness
- 3 psf
- Air tightness
- Class 4 (600Pa)
- Water tightness
- Class 7A (300Pa)
- Wind load resistance
- Class C2 (800Pa)
- AMAA rating
- Class CW
- PG rating
- 50
- Acoustics STC
- 40 dB
- Acoustics OITC
- 36 dB
- Opening & closing resistance
- Class 8
Safety
- Burglar resistance
- RC2 - RC3 - PAS 24
- Impact resistance
- I5/E5
- Fire resistance
- EI₁ 30 - EI₂ 30 - EI₂ 60 - EW 30
- Bullet resistance
- FB4 - FSG - FB6 - Kalashnikov
Properties
Max. dimensions & weight
- Max. height of vent
- 118 1/8 inch
- Min. width of vent
- 19 11/16 inch
- Max. width of vent
- 55 1/8 inch
- Max. weight of vent
- 551 lbs
- Max. weight of fixed part
- 617 lbs
Sightlines
- Min. frame width (inward opening)
- 2 11/16 inch
- Min. vent width (inward opening)
- 3 inch
- Min. frame-vent width (inward opening)
- 5 7/8 inch
- Min. frame width (outward opening)
- 1 5/8 inch
- Min. vent width (outward opening)
- 4 inch
- Min. frame-vent width (outward opening)
- 5 7/8 inch
- Min. width T-profile
- 3 inch
- Min. height treshold
- inch
- Depth frame
- 2 11/16 inch
- Depth Vent
- 2 11/16 inch
- Depth frame-vent
- 2 11/16 inch
Glazing
- Rebate height
- 1 inch
- Glazing method
- Dry glazing - Siliconized glazing - Internal glazing - Glazing bead
- Min. glass thickness - frame/element
- 3/16 inch
- Max. glass thickness - frame/element
- 2 1/16 inch
- Min. glass thickness - vent
- 3/16 inch
- Max. glass thickness - vent
- 2 1/16 inch