Casement Windows
Our Casement Windows are side-hinged windows that open outward like a door—offering excellent airflow, wide views, and a modern, energy-efficient seal. With slim aluminium frames, multi-point locking, and options for both residential and commercial projects, they’re ideal for capturing coastal breezes, garden views, or fresh air in compact spaces—all with a clean, contemporary look.
Product Details
48mm Casement Window
The Dennison 48mm Casement Window is built for lasting strength, security, and energy efficiency—perfect for modern homes and light commercial spaces.
- Strong hollow frame design for added durability
- Q’lon weather seals to block out wind, rain, noise, and heat
- Supports multi-panel configurations using standard mullions
- Sleek 48mm profile for a clean, modern finish
- Glazing options: single or double glazing (up to 22mm)
warranty
TWT Aluminium products are backed by a 7-year manufacturer’s warranty covering materials and workmanship. Our commitment to quality ensures long-term durability, performance, and peace of mind.
Warranty coverage may vary depending on product type and installation method.
Need more info?
Request a quote to receive full warranty details tailored to your project.
Others
We custom-make every window and door to suit your size, style, and space—so everything fits perfectly.
- Made to Order
All windows and doors are built to your exact measurements—ideal for renovations, new builds, or unique spaces. - Frame Colours
Choose from a variety of popular frame colours, from classic white to modern black and more. - Glass & Screens
Select from clear or tinted glass, single or double glazing, and add flyscreens or security mesh if needed. - Fit for Your Build
Our products are designed to work with different wall types and openings—just let us know what you need.