At O'Sullivan Glazing Systems Casement Windows are our most popular style of window due to their versatility, and are ideal for new builds and any direct window replacement.
Casement windows are available in a range of styles, shapes and colour options. The range includes fixed light frames, side and top hung openings, and bay windows.
These windows can be manufactured in both double and triple glazing offering an A rated window with both options. Depending on the frame chosen our windows have low U values helping you to save money on your home heating bills. Casement windows are versatile overall as they can be designed to be side or top hung. We can also offer casement windows in the Aluclad System.