Modern uPVC
Windows / Doors
Efficiency, Design and Durability for South AfricaDiscover the next generation of energy-efficient window solutions: Our high-quality uPVC windows / doors combine modern aesthetics with top-level functionality – perfectly suited to the South African climate and a wide range of architectural requirements.

Key Advantages of uPVC Windows / Doors
Our uPVC windows are equipped with modern locking hardware that provides effective protection against break-ins. For additional safety, certified security levels (such as RC 2) are available as an option.

Typical Applications
- Modern residential homes and luxury developments
- Commercial buildings, offices, retail spaces
- High-traffic areas and public buildings
- Properties in coastal or harsh weather regions
- Architect-designed homes with large glass façades
- Sustainable and low-maintenance construction projects

Technical Information
| KF 734 SMaterial: PVC
Sealing system: Central sealing
Hardware system: Tilt and turn, visible hinge side
Frame depth: 80 mm
Maximum glass thickness:
– Standard: 24 mm
– Optional: up to 51 mm
Visible width: 117 mm
Thermal insulation (Uw):
– Standard: 1.2 W/m²K
– Optional: up to 0.75 W/m²K
Sound insulation: up to 47 dB
Burglar resistance:
– Standard: with 2 mushroom-head locking pins & safety striker plates
– Optional: up to resistance class RC 3
Air permeability: Class 4
Watertightness: up to Class 9A
Colour options: White or foiled surfaces according to KNEER-SÜDFENSTER colour chart
Shapes: Windows with arches and angled forms possible

Professional Advice & Custom Solutions
Let us help you find the perfect aluminium window system for your building project in South Africa.
Contact our team for expert consultation and a detailed quote tailored to your needs.
Contact our team for expert consultation and a detailed quote tailored to your needs.
Contact Us Today!

