The 50mm slimline frame is a superior strength high-end frame; the versatile double sash design enables the window to be easily reversed at any time.
- Large diameter wheels ensure smooth sliding action
- Key locks and flyscreens come standard
- Optional “vent lock” enables the window to be locked securely in an open position
- Fitted with a unique condensation draining system, ensuring condensation drains to the exterior of the building
- Suitable for 19mm Double Glazing
The 516 (50mm frame) and 517 (102mm frame) are an 
excellent choice for thermal and acoustic insulation and are often used as a side light to sliding doors and hinged doors.
- Fitted with compression seal all around the sash
- Keyed chain winder and flyscreen
- Suited to 19mm double-glazing
- 517 can be fitted with an electric winder
Series 514 is in a 50mm frame, providing excellent 
ventilation and is perfect for areas requiring a window flush to the building.
- Centre sash lock and fly screens
- Convenient finger grips top and bottom
- Low maintenance balance springs permit ease of operation
- Independently moving sashes enable easy cleaning
- Double Glazing only available in Magnum Double Hung window
