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ConceptSystem 77 Bulletproof

Technical information

Performance

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

Bullet resistance
FB4 FSG Kalashnikov
Opening & closing resistance
Class 3
* Note: Performances and properties may be different depending on the profile combinations

Properties

Max. dimensions & weight

Min. height of element
26 5/16 inch
Max. height of element
81 7/16 inch
Min. width of element
20 3/8 inch
Max. width of element
53 7/8 inch
Min. height of vent
23 5/8 inch
Max. height of vent
78 3/4 inch
Min. width of vent
17 11/16 inch
Max. width of vent
51 3/16 inch

Sightlines

Min. frame-vent width (inward opening)
5 1/16 inch
Min. width T-profile
4 inch
Depth frame
3 13/16 inch
Depth Vent
3 1/16 inch
Depth frame-vent
4 3/16 inch

Glazing

Rebate height
1 inch
Glazing method
Dry glazing Siliconized glazing Internal glazing Glazing bead
Min. glass thickness - frame/element
1 inch
Max. glass thickness - frame/element
2 1/16 inch
Min. glass thickness - vent
3/16 inch
Max. glass thickness - vent
2 1/2 inch