Premium Aluminium Windows / Doors
Strength, Style and Lasting Performance for South African Buildings
Lightweight Yet Extremely Strong
Aluminium offers high structural strength while remaining lightweight, making it ideal for large high security window and door solutions.
Slim Profiles for Modern Design
Narrow frame constructions allow for maximum glass areas and clean, modern architectural aesthetics.
Wide Range of Colours and Finishes
Available in powder-coated RAL colours, anodised finishes, and various surface textures for individual design concepts.
Durable & Long-Lasting
Highly resistant to deformation, corrosion, and weather exposure – designed for decades of performance.
Low Maintenance & Easy to Clean
No painting or special treatment required. Aluminium surfaces are easy to maintain and retain their appearance over time.
Sustainable & Recyclable
Aluminium is 100% recyclable and supports environmentally responsible construction.
Typical Applications
- Modern residential homes and luxury developments
- Commercial buildings, offices, retail spaces
- High-traffic public buildings
- Coastal and extreme climate regions
- Architect-designed homes with large glass façades
- Sustainable and low-maintenance construction projects
W72
Technical Information
Materials
Exterior:
Aluminium cladding
Semi-recessed
Powder-coated
Interior:
Aluminium
Sealing:
Overlap seal
Hardware system:
Tilt-and-turn
Visible hinge side
Performance
Thermal insulation:
Up to 0.94 W/m²K
Sound insulation:
Up to class 4
Airtightness:
Class 3
Watertightness:
Up to class 7A
Dimensions
Frame depth:
84 mm (sash)
/ 72 mm (frame)
Visible width:
120 mm
Maximum glass thickness:
62 mm (sash)
/ 50 mm (frame)
Shapes:
No arches or bevels possible
Security & Colours
Colours:
according to KNEER-SÜDFENSTER colour chart
Burglary protection:
Up to resistance class RC 2
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