Cortizo 4600

Cortizo 4600 is a sliding lifting system with exceptional thermal insulation performance, with a modern design, with a central node of only 50 mm.


System geometry

Depth (2-way frame): 160,6 mm
Depth (3-way frame): 251,2 mm
Visible height: 140 mm
Central node: 50 mm
Dim. max. sash: L3300 mm / H3300mm
Max weight sash: 400 kg


Maximum glazing thickness

55 mm

Thermal performance

UW ≥ 0,9 W / m2K


Acoustic performance

43 dB

Innovative functional solutions, safety and energy saving


Available in almost 800 different colors and textures, including imitations of wood and anodizing.

ESA classifications:

  • Air resistance (UNE-EN 12207: 2000): Class 4
  • Water resistance (UNE-EN 12208: 2000): Class 9A
  • Wind resistance (UNE-EN 12210: 2000): Class C5
  • Sample size tested 4,0 × 2,4 m, 2 frames


  • CE
  • qualanod
  • Qualicoat Seaside
  • Quality
  • Qualimarine

Configuration possibilities:

The system is also available in the sliding version in the wall and allows the complete embedding of the frame in the floor. Cortizo 4600 also offers the option of coupling at a 90-degree angle without a pillar.

Innovative functional solutions, safety and energy saving