ConceptSystem 77 Softline Window
Technical informationPerformance
Comfort
- Air tightness
- 0.04 cfm/ft³
- Water tightness
- 12 psf
- AMAA rating
- Class AW
- PG rating
- 120
- Acoustics STC
- 43 dB
- Acoustics OITC
- 34 dB
Safety
- Opening & closing resistance
- Class 3
Properties
Max. dimensions & weight
- Min. height of element
- 26 5/16 inch
- Max. height of element
- 112 15/16 inch
- Min. width of element
- 20 3/8 inch
- Max. width of element
- 49 15/16 inch
- Min. height of vent
- 23 5/8 inch
- Max. height of vent
- 110 1/4 inch
- Min. width of vent
- 17 11/16 inch
- Max. width of vent
- 47 1/4 inch
- 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 1/2 inch
- Min. vent-vent width (inward opening)
- 5 11/16 inch
- Min. width T-profile
- 3 inch
- Depth frame
- 2 11/16 inch
- Depth Vent
- 3 1/16 inch
- Depth frame-vent
- 3 1/16 inch
Glazing
- Rebate height
- 1 inch
- Glazing method
- Dry glazing Siliconized glazing Internal glazing Glazing bead
- Min. glass thickness - frame/element
- 5/8 inch
- Max. glass thickness - frame/element
- 1 1/8 inch
- Min. glass thickness - vent
- 1/4 inch
- Max. glass thickness - vent
- 1 9/16 inch