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ConceptFolding 77

Technical information

Performance

Energy

Thermal insulation - Uw Double
0.35 Btu/hr.ft².°F
Thermal insulation - Uw Triple
0.27 Btu/hr.ft².°F

Comfort

Air tightness
0.1 cfm/ft³
Water tightness
8 psf
PG rating
55

Safety

Burglar resistance
RC2 WK2 PAS 24
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 11/16 inch
Max. height of element
123 1/4 inch
Min. height of vent
23 5/8 inch
Max. height of vent
118 1/8 inch
Min. width of vent
15 3/4 inch
Max. width of vent
47 1/4 inch
Max. weight of vent
264 lbs

Sightlines

Min. width 4-pane
6 1/16 inch
Min. width meeting section
5 11/16 inch
Min. width T-profile
1 7/8 inch
Min. height treshold
3/16 inch
Depth frame
3 1/16 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
1/4 inch
Max. glass thickness - frame/element
2 1/2 inch
Min. glass thickness - vent
1/4 inch
Max. glass thickness - vent
2 1/2 inch