Manual Window Control System
When the handle is turned the inner cable is driven forward or backwards, thus opening or closing the window.Depending on height limitations windows can be opened 250mm or 380mm. This system is extremely flexible as the conduct can be bent around obstacles to achieve your required design.
Design Rules
One chain opener per window up to 1000mm wide - over this size two openers are required.The sum of openers and bends must not exceed six. The length of conduit and cable must not exceed 18 metres. Above this it is necessary to provide additional control units. Five Saddle Brackets are recommended for each metre of conduit.
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These can be used on most styles of windows to operate individual or multiple sets from a single wall mounted operator connected by conduit with inner cable to the opener on the window.
Features and Benefits:
- Suitable for use on casement, side, top and bottom hung windows
- Suitable for timber, UPVC, aluminium windows by using the correct brackets
- Manual or powered controls should be installed between
- 800mm – 1000mm above floor level with a maximum reach of 400mm at 90º to window or 360mm at 60º to window
