Hand crank windows can increase the flow of air and provide a good deal of natural light. They can be used for larger openings, and are very popular for window openings that can be hard to reach. They’re easy to use and are very energy efficient.
Request A QuoteChip- crack- and peel-resistant PVC sashes and frames
Fusion welding in the main structures and frames to ensure improved rigidity and strength
Multi-chamber mainframe and sash to provide higher energy efficiency
Metal reinforcements for securing the hinge system
Full vent screens
The full window space can be opened
German Locking system is for good performance
Winder track design with stronger wind load and better water tight
Fixed Screen can be applied
For each window style, the accessories may come in differently. You can choose your accessories by brands or be advised by our experienced engineers.
There are multiple designs for this window style, please see the technical document below for more information.
