1. Single Casement Window
A single casement window consists of one sash that opens outward from either the left or right side.
Best For
- Bathrooms
- Kitchens
- Utility rooms
- Small bedrooms
Advantages
- Cost-effective
- Easy to operate
- Excellent ventilation
- Minimal maintenance
- Suitable for compact spaces
Considerations
For wider openings, multiple single casement windows are often installed side by side instead of using one oversized panel.
2. Double Casement Window (French Casement)
Double casement windows feature two panels that open outward from the centre, creating a wide, unobstructed opening.
Best For
- Living rooms
- Master bedrooms
- Dining areas
Advantages
- Maximum airflow
- Wider outdoor views
- Elegant appearance
- Better natural lighting
This style is particularly popular in newer condominium developments and premium HDB renovations.
3. Multi-Panel Casement Window
Large openings often require three, four, or more casement panels.
Some panels may be fixed while others are operable.
Ideal For
- Large living rooms
- Corner units
- Landed properties
- Feature windows
Benefits
- Creates panoramic views
- Allows flexible ventilation
- Modern architectural appearance
4. Top-Hung Casement Window
A top-hung window is hinged at the top and opens outward from the bottom.
Although technically different from a side-hinged casement, it is commonly grouped with casement window systems in Singapore.
Best Applications
- Bathrooms
- Toilets
- Kitchens
- Service yards
Advantages
- Maintains privacy
- Allows ventilation during light rain
- Prevents direct rain entry
- Compact design
5. Casement Window with Fixed Panels
This design combines operable casement panels with fixed glass panels.
The fixed sections allow more daylight into the room while reducing hardware costs.
Common Locations
- Living rooms
- Staircases
- High-rise apartments
- Condominiums
Advantages
- Larger uninterrupted glass surface
- Better natural lighting
- Modern appearance
- Improved energy efficiency
6. Corner Casement Windows
Corner casement windows create an open, panoramic view by wrapping around the corner of a room.
Suitable For
- Landed homes
- Luxury condominiums
- Corner units
Benefits
- Maximises daylight
- Excellent cross ventilation
- Contemporary architectural style
