Aluminium window systems
DW75 Outward Casement
An outward-opening casement window in the DW75 family.

Product drawing from supplied technical material
Technical overview
- Sample dimensions
- 1640 × 2250 × 75 mm
- Thermal performance (U-value)
- 1.5 W/(m²·K)
- Air infiltration (source notation)
- q1 0.48 / −q1 0.46; q2 0.54 / −q2 0.52
- Water penetration resistance
- 700 Pa
- Structural wind performance (source notation)
- p3 5.0 / −p3 −5.0 kPa
Performance relates to the supplied sample configuration. Values are supplied sample results, not a general certification claim. Air infiltration units are not stated in the summary; consult the complete report before comparison.