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COR4600 Lift & Slide

The COR4600 Lift & Slide is a premium thermally broken aluminum lift-and-slide door system by Cortizo, engineered for large panoramic openings where performance and elegance must coexist. Supporting sash dimensions up to 129.9″ × 129.9″ and weights up to 882 lb per panel, it achieves a thermal transmittance from 0.9 W/m²K, Class 4 air permeability, Class 9A water tightness, Class C5 wind resistance, and acoustic insulation up to 43 dB. With 2 to 6 sash configurations, minimalist 50 mm or standard 110 mm interlock profile options, glazing capacity up to 55 mm, and support for both pocket and inline layouts, the COR4600 Lift & Slide transforms exterior walls into seamless, high-performance glazed openings.

Category:

Performance Ratings


Thermal Transmittance (Uw): From ~0.9 W/m²K (≈ 0.16 Btu/h·ft²·°F)

Air Permeability: Class 4 (EN 12207)

Water Tightness: Class 9A (EN 12208)

Wind Load Resistance: Class C5 (EN 12210)

Acoustic Insulation: Up to 43 dB

Profile & Construction


Material: Aluminum with polyamide thermal break

Frame Depth (2-Rail): 160.6 mm (6.32″)

Frame Depth (3-Rail / Multi-Track): 251.2 mm (9.89″)

Sash Profile Depth: 60 – 78 mm (2.36 – 3.07″)

Profile Wall Thickness: ~2.0 mm (0.079″)

Max Glazing Thickness: Up to 55 mm (2.17″) — double or triple glazing

Configurations


Sash Options: 2, 3, 4, or 6 sashes

Track Options: Single-, multi-rail configurations

Operation: Lift-and-slide or inline sliding

Layout: Pocket (concealed into wall) or inline

Central Node / Interlock Options


Minimalist: ~50 mm (1.97″) — maximum sightline reduction

Standard: ~110 mm (4.33″) — traditional profile width

Key Features


Thermally broken frame for enhanced insulation in cold & wet climates

Large panel capability for expansive panoramic glazed openings

Smooth lift-and-slide operation with secure multi-point locking hardware

Supports double or triple glazing up to 55 mm thick

Maximum Dimensions & Capacity Per Sash

SpecificationImperialMetric
Maximum Width~129.9″ (10 ft 9.9 in)~3,300 mm
Maximum Height~129.9″ (10 ft 9.9 in)~3,300 mm
Maximum Sash Weight~882 lb~400 kg

CORTIZO
Authorized Cortizo dealer — European-engineered aluminum systems.

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