Performance Ratings

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Thermal Transmittance (Uw): From ~0.9 W/m²K (≈ 0.16 Btu/h·ft²·°F)
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Acoustic Insulation: Up to 43 dB
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Air Permeability: Class 4 (EN 12207)
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Water Tightness: Class 7A or 9A (EN 12208) — configuration-dependent
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Wind Resistance: Class C3/C4 (EN 12210) — configuration-dependent

Profile & Construction

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Material: Aluminum with polyamide thermal break
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Sightline (Visible Interlock): ~25 mm (~0.98″)
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Frame Depth: ~180 mm (7.09″) to ~278 mm (10.94″) — track-dependent
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Sash Profile Depth: ~69 mm (2.72″)
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Profile Thickness: ~2 mm (0.079″)
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Thermal Break (Frame): ~40 mm (1.57″)
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Thermal Break (Sash): ~18 – 32 mm (0.71 – 1.26″)
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Max Glazing Thickness: ~54 – 56 mm (2.13 – 2.20″) — triple glazing supported
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Min Glazing Thickness: ~36 mm (1.42″)
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Max Glass Area Per Sash: ~14 m² (~150 ft²)

Configurations

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Sash Options: 2, 4, or 6 sliding sashes
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Rail Systems: 1 to 4 rail configurations
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Operation: Manual or motorised sliding
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Corner Configuration: 90° opening without vertical mullion
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Pocket / Galandage: Fully recessed into wall cavity

Sash Weight Capacity

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Manual Operation: Up to ~400 kg (~882 lb)
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Motorised Operation: Up to ~700 kg (~1,543 lb)

Key Features

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Ultra-slim ~25 mm sightlines for near-invisible framing
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Triple glazing support for maximum thermal insulation
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Stainless steel reinforced rollers for smooth, reliable operation
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Motorisation available for panels up to ~700 kg (~1,543 lb)

Available Finishes

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Powder Coat: Full RAL palette & special finishes
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Wood-Effect — Decorative laminate finishes
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Anodized — Durable natural metal finish
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Bi-Colour — Different interior & exterior finishes

Maximum Dimensions & Capacity Per Sash

CORTIZO
Authorized Cortizo dealer — European-engineered aluminum systems.