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Feature
The TOSTEM NS Series 4-Panel 2-Track Sliding Door brings a modern living experience with its ability to maximize open space. Combining a luxurious large-profile aluminum frame with a flexible sliding system, this product ensures high aesthetic appeal alongside exceptional convenience. It serves as an ideal choice for luxury villas, high-end apartments, townhouses, or commercial spaces seeking a seamless connection between environments.
Designed with 4 panels sliding smoothly across 2 tracks, this door offers versatile opening adjustments tailored to your needs. From partial opening for natural ventilation to full opening for an expansive walkway, the door creates an airy feel and an effortless flow between living rooms, balconies, gardens, or interior functional areas.
Crafted from premium aluminum profiles, the NS 4-panel 2-track sliding door guarantees long-term strength and stability. The sliding track mechanism operates quietly and effortlessly for convenient daily use. Additionally, the product features an advanced security locking system, enhancing protection and providing peace of mind for your home.
Beyond its elegant aesthetic, the 4-panel 2-track sliding door optimizes natural light, dampens external noise, and fosters a peaceful, comfortable atmosphere. It is the perfect selection for prestige developments—including hotels, resorts, luxury villas, and high-rise apartments—elevating architectural design with wide-open, sophisticated living space.
| Frame depth | 101.6 mm (Sliding 2 panel), 148.3 mm (sliding 3 panel) |
|---|---|
| 55 mm | |
| Height of sill | 50 mm |
| Glass thickness | 5, 6, 8, 10 mm |
| Glass Groove | 17 mm (Sliding, Swing door) |
| 16 mm (Awning, Casement and Fix) |

Wind
pressure
ASTM 330:
1600 Pa

Water
tightness
ASTM E331-00
240 Pa

Air
tightness
ASTM E283:
10.7 m3 / h – m2

Noise
insulation
JIS
(A4706 & A4702)
30 dB
(Excluding swing door)
Orther Product