Rivenditori Resellers
W 4750
W4750 is an advanced aluminum system that combines the proven benefits of casement windows and doors. Elegant design and maximum security – with the highest thermal insulation requirements. Three unparalleled advantages: the use of 39 mm reinforced polyamides, the EPDM central gasket, and the advanced perimeter locking mechanism, all in a single system, offer an exceptional thermal insulation value of Uf ≥1.2 W/m²K. It is an ideal solution for high-end residential and commercial projects requiring high energy efficiency, refined design, and maximum functionality.

Features & Benefits

• High energy savings thanks to exceptional thermal performance
• Multi-chamber central gasket that ensures optimal waterproofing, preventing energy loss.
• Ease of use and high functionality
• High level of security thanks to multiple perimeter locking
• Modern design
• Simplified accessibility in compliance with regulations for people with special needs and children
• Option of concealed hardware
• Suitable for both double and triple glazing
• Wide range of types and solutions
• Greater static resistance and functionality even in extreme weather conditions
• Ideal solution for homes and buildings with high energy requirements.
• Window type: Casement
• Thermal insulation: Yes
• External shape: Flat

Technical characteristics
• Frame depth: 74.5 mm
• Sash depth: 82.0 mm
• Minimum aluminum profile width: 102 mm
• Sash weight: Up to 180 kg
• Glazing type: Double or Triple
• Maximum glazing thickness: 21-66 mm
• Mechanism: Euro-groove, Euro-nut
• Sealing method: Perimeter on 3 levels with EPDM gaskets
• Minimum threshold height: 20 mm
• Thermal insulation type: 39 mm polyamide, Kooltherm Q3, insulating foam

Performance
• Uf = 1.2 W/m²K
• Water tightness (EN 12208): Class E1200
• Air permeability (EN 12207): Class 4
• Wind load resistance (EN 12210): Class C4/B5
• Acoustic performance: 39 dB
• Burglary resistance: RC1/RC2/RC3
• Thermal transmittance Uw = 1.0 W/m2K

Types
1. Single-sash casement window
2. Double-sash casement window
3. Single-sash casement French door with low threshold
4. Double-sash casement French door with low threshold
5. Single-sash casement/tilt and turn window with fixed transom
6. Double-sash casement/tilt and turn window with fixed transom
7. Double-sash casement/tilt and turn window with opening transom

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