PTT1218 Builders Aluminium Window 1200 x 1800 (width x height in mm)

The PTT1218 Aluminium Window 1200 × 1800mm is a stylish, vertically proportioned window designed to create brighter, more welcoming interiors while providing practical ventilation. Its generous 1800mm height allows natural daylight to reach deeper into a room, making it an attractive choice for contemporary South African homes where both appearance and functionality matter.

Manufactured by Sigmadoors, the PTT1218 forms part of our extensive range of aluminium windows, combining a durable, low-maintenance frame with a modern glazed design. Its 1200mm width provides ample glazing without occupying excessive wall space, making it particularly suitable for bedrooms, lounges, dining rooms, staircases, home offices and enclosed patios.

Measuring 1200mm wide × 1800mm high, this window is a practical option for new homes, renovations and replacement projects. Available in a selection of aluminium frame colours and glazing options, it offers a versatile solution for homeowners looking for a tall, elegant window that complements contemporary architecture.

Whether you’re upgrading existing windows or selecting new ones for your building project, explore our aluminium window supply, installation and replacement services in Johannesburg, Pretoria and across Gauteng. You can also discover more aluminium window designs for South African homes to help you choose the right style for your space.

Awning Windows | Casement aluminium windows (30.5mm) by Sigmadoors

• Choice Of Aluminium Window Frame Colours

Our range of standard aluminum windows comes in a variety of colours. This ensures that you can easily shop for the correct colour that will suit the desired appearance for your home of office. Should the colour you are looking for be absent from the colour selector, please contact us for assistance. Other colours are provided on request due to low volumes of demand. Our consultants will provide you with a quote and the timeline for the provision of other specified colours on request.

• Fixtures and Glazing

All our windows come completely fitted with glass, handles and hinges.

Note that custom specifications, sizes and number of sashes can be ordered separately by email or calling our sales consultants.

At Sigmadoors we ensure our aluminium windows and doors stands up to the expectations of customers in terms of quality, durability and style.

Place your order online and we will do whatever necessary to get it to your doorsteps without any further delay.