



· Whole-Body Rotation: The glass sash rotates as a whole, compressing inward by 8mm for a superior seal.
· Dual Gasket Sealing: Two-stage rubber strip sealing system ensures maximum airtightness.
· Multi-Chambered Frame: Triangular multi-chamber design on the outer frame enhances wind load resistance.
· Strengthened Bead Design: Inverted triangular glazing bead structure improves overall stability.
· Dual-Track System: Dual-track configuration enhances structural stability and load-bearing capacity.
· Adjustable Rollers: Height-adjustable rollers on the lower track ensure smooth gliding and alignment.
· Vertical Gravity Center: The sash's center of gravity remains vertically aligned above the track for effortless operation.
· Flush Design: The window operates within the frame profile, maintaining a sleek, unobtrusive appearance.
· Dual Drainage Design: Offset drip edges in the outdoor two-stage seal effectively prevent water infiltration.
· Tool-Free Screen: Upgraded screen with a "one-touch" release mechanism for easy removal and cleaning.
· Best of Both Worlds: Enjoy the wide opening of a sliding window combined with the airtight seal of a casement window.
· 10-Year Warranty: Patented hardware backed by a 10-year quality guarantee, keeping your home looking pristine for a decade.