ConceptFolding 77
ConceptFolding 77 offers exceptionally large module dimensions for maximum transparency and striking aesthetics. This aluminum folding door system brings the outdoors closer to the interior, combining nature and architecture with up to eight operable panels.
• High-quality folding systems
• Best-in-class module dimensions
• Opening configurations from 2 to 8 panels in any direction you prefer
Colour Options
Performance
Energy
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Thermal insulation - Uw (Double): 0.35 Btu/hr.ft².°F
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Thermal insulation - Uf: 2.2 W/m²K
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Thermal insulation - Uw (Triple): 0.27 Btu/hr.ft².°F
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Thermal insulation - Uw: 1.3 W/m²K
Comfort
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Air tightness: 0.1 cfm/ft³
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Wind load resistance: Class B3 (1200 Pa)
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Water tightness: 8 psf - PG Rating: 55
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Air permeability: Class 4 (600 Pa)
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Operating force (opening/closing resistance): Class 3
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Water tightness: Class 9A (600 Pa)
Features
Maximum Dimensions & Weight
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Minimum element height: 678 mm
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Minimum vent width: 400 mm
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Maximum element height: 3130 mm
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Maximum vent width: 1200 mm
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Minimum vent height: 600 mm
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Maximum vent height: 3000 mm
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Maximum vent weight: 120 kg
