A house is not a home without DuoGlass double-glazed doors and windows.

Duo Glass’ casement windows are side-hung and can be outward or inward opening. This type of window is one of Perth’s most popular types of double glazed windows in due to it’s simplicity and ease of use.


Duo Glass’ double glazed sliding windows are a popular choice in Perth due to their space-saving design and simple operation.

Double Glazed Awning Windows

Duo Glass’ awning windows are top-hung and can be adjusted to the desired opening width for maximum safety and security. The outward opening design is perfect for weatherproofing purposes and allow ventilation without impacting internal space.

Tilt and Turn

Duo Glass’ double glazed tilt and turn windows are a popular Perth choice and are particularly beneficial for homes that face strong winds.

Our profiles are manufactured in Germany specifically for Australian conditions.