All these systems look very similar in design, and work on the same principles, many of the parts are interchangeable so call us for advice.

Manual winding gear window openers can be fitted to most types of windows:

  • Side hung
  • Top hung
  • Bottom Hung Open in or Out
  • Skylight and Roof Windows

Suitable for both commercial and domestic applications, manual openers are traditionally used in schools but can be used in other buildings for a cost-effective solution where wiring is not always an option.

Installation Examples

Below are some illustrations of popular installation formats.  Note: when referring to these it’s important to note the exit position from the operator and the orientation of the chain cases on the vent units.

Manual Winding Gear Single Vent Illustration

Single, top hung vent

The simplest installation option, a single window with one or more openers depending on the width of the vent.

Manual Winding Gear Multiple Vents with Junction