Cortizo 4900 Corredera
A versatile sliding system with a 35 mm central interlock, up to three tracks and four moving sashes.
It suits both a compact terrace exit and a wide sliding opening. The thermal break, optional triple glazing and reinforced sashes give a good balance of price, size and insulation.



















Technical characteristics
Reference figures for the system, as stated in the manufacturer’s datasheet.
* Sash up to 3000 × 2200 mm, with up to four moving sashes. The actual figure depends on the glazing, the configuration and the size of the opening.
Profile section
The two base junctions of the system to scale. Click to enlarge.
Construção do sistema
The construction data that set the size, the weight and the performance of the opening.
- Central interlock
- 35 mm
- Max. sash size
- 3000 × 2200 mm
- Moving sashes
- Up to four
- Glazing
- Up to 36 mm, including triple glazing
- Acabamento
- Bicolor e toda a paleta RAL
Thermal performance
Uw de 1,2 W/m²K, with a thermal break and glazing up to 36 mm, including triple glazing.
Applications
Terrace exits, enclosed balconies and wide sliding openings in new homes and refurbishment.
Finishes
Powder coating across the full RAL palette, dual colour with a different shade inside and out, and textured finishes.
Frequently asked questions
Quick answers to the most common questions about Cortizo 4900 Corredera.
What is the thermal performance of 4900 Corredera?
Uw of 1.2 W/m²K with a thermal break. The actual figure depends on the glazing, the configuration and the size of the opening.
What are the maximum dimensions?
Sashes up to 3000 × 2200 mm and 240 kg, with up to four moving sashes.
Does it take triple glazing?
Yes. The system takes glazing up to 36 mm, which allows triple glazing.
What is the lead time and the warranty?
Manufacturing typically takes 6 to 8 weeks after the survey and order. Installation is carried out by our own team and the system carries a 10-year warranty.






