Casement Windows
System category
![Thumbnail_KS59](https://exlabesa.com/uk/wp-content/uploads/sites/8/2022/10/Thumbnail_KS59.png)
Thermal transmittance (Uw): Up to 1,4 W/m2K
Air permeability: Class 4
Water permeability: Class 9A
Wind resistance: Class C5
Maximum glazing: 28 mm
Recommended maximum weight: 50 kg
![Thumbnail_KC75](https://exlabesa.com/uk/wp-content/uploads/sites/8/2022/10/Thumbnail_KC75.png)
Thermal transmittance (Uw): Up to 1,2 W/m2K
Air permeability: Class 3
Water permeability: Class 9A
Wind resistance: Class C5
Maximum glazing: 56 mm
Recommended maximum weight: 50 kg
![Thumbnail_KC51](https://exlabesa.com/uk/wp-content/uploads/sites/8/2022/10/Thumbnail_KC51.png)
Thermal transmittance (Uw): Up to 1,5 W/m2K
Air permeability: Class 4
Water permeability: Class E1050
Wind resistance: Class B5
Maximum glazing: 32,8 mm
Recommended maximum weight: 50 kg
Systems (3)