1.Easy installation and applies to any window types
2.With run-off proof designed mesh set, resistant to strong wind
3.User-friendly design push-release at handle
4. A smart design of mesh replacement – simply remove mesh set and shaft tube; without dismantle the frame.
Wind pressure test:
Size of test article: 100mm width x 1000mm height
Degree of resistance: level 12 of the Beaufort scale