ConceptFolding 77

ConceptFolding 77 provides exceptional element sizes for maximal transparency and stunning aesthetics. Nature and indoors come closer together as the aluminium folding door system connects up to eight vents to draw the exterior inside.

Min. height of vent
600 mm
Max. height of vent
3000 mm
Min. width of vent
400 mm
Max. width of vent
1200 mm
Max. weight of vent
120 kg
Min. width meeting section
122 mm
Min. width transom profile
48 mm
Min. height threshold
5 mm
Depth frame
77 mm
Depth Vent
77 mm
Depth frame-vent
77 mm
Thermal insulation (Best) – Uf
2.2 W/m²K
Thermal insulation – Uw
1.3 W/m²K
Uw Dependencies
Ug 0.6W/m²K, warm edge spacer, @3.00×2.30m, 36mm glass
Air tightness
Class 4 (600Pa)
Water tightness
Class 9A (600Pa)
Wind load resistance
Class C3 (1200Pa)
Acoustics – Rw(C;Ctr)
45(-1;-5) dB
Durability
Class 3 (20000 cycles)
Rebate height
25 mm
Min. glass thickness – vent
6 mm
Max. glass thickness – vent
63 mm