China Suppliers Factory HYGS125M/189M Series Light-duty Heat Insulated Lifting Sliding Door - Waterproof & Stylish Design
Product Features
- This product series is a light-duty heat-insulated lifting sliding door, which is a square medium-narrow style and is built with systematic thinking.
- It can be made into full-width sash, wide and narrow matching sashes, two-track two-sash, two-track four-sash.
- The outer frame adopts 90-degree splicing, all 75 sashes adopt 45-degree glue injection corner assembly process, and 75 + 42 wide and narrow matching sashes adopt 45-degree and special 90-degree connector glue injection corners assembly process to ensure corner strength.
- It adopts lower track with high waterproof, which can be used as lifting sliding door or conventional sliding door. The high waterproof lower track adopts a concealed drainage structure design, which uses water pressure to drain water, has smooth drainage and beautiful appearance.
- The upper rail of this series is equipped with a guide groove with anti-sway, and the installation of a column anti-sway wheel can reduce the swing and shaking of the door sash during the sliding process.
- The door sash adopts a multi-layer strip sealing design, and an automatically rebounding windproof block is added between the two guide grooves of the upper track, and a soft rubber windproof block is added between the two guide tracks of the lower track, which blocks strong winds layer by layer, prevents insects, dust and water.
- When the glass sash is installed with lifting accessories, it can be completely sealed with EPDM strips to increase its overall sealing performance.
- The upper and lower hook cover sealing parts are added at the upper and lower ends of the sashes hook cover to increase its sealing performance and aesthetics.
- The glass of this series adopts a glue-free strip process (EPDM inside the glass, soft and hard co-extruded strips outside the glass, which greatly increases the overlap of the outer glass strip).
Frequently Asked Questions
What is the design concept of this sliding door series?
This series is designed as a light-duty heat-insulated lifting sliding door featuring a square medium-narrow style, built systematically to balance aesthetics and thermal efficiency.
What track and sash configurations are available?
It can be configured into a full-width sash, wide and narrow matching sashes, two-track two-sash, or two-track four-sash setups to suit different space requirements.
How does the door ensure corner strength and stability?
The outer frame utilizes 90-degree splicing. All 75 sashes use a 45-degree glue injection corner assembly, while the 75 + 42 wide and narrow matching sashes combine 45-degree and special 90-degree connector glue injection corners for maximum strength.
What are the drainage and waterproofing features of the lower track?
The high waterproof lower track features a concealed drainage structure design that uses natural water pressure to drain water smoothly, offering both superior water resistance and a clean, beautiful appearance.
How does the sliding door prevent shaking and wind penetration?
The upper rail features an anti-sway guide groove and column anti-sway wheels to minimize shaking. For wind resistance, it incorporates multi-layer strip sealing, auto-rebounding windproof blocks on the upper track, and soft rubber windproof blocks on the lower track.
What glazing process is used for the glass installation?
It uses a glue-free strip process, featuring high-quality EPDM inside the glass and soft/hard co-extruded strips outside, which significantly increases the overlap and sealing performance of the outer glass strip.




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