Sliding Window 3 panels on 2 tracks SFS WE 70

The TOSTEM WE 70 SFS 3-panel 2-track sliding window combines modern design, durable construction, and Japanese-standard operational performance. The product enhances natural lighting, provides effective ventilation, and protects interior spaces from weather impacts while meeting strict technical standards for durability, sound insulation, and water resistance. Offered at a reasonable price, the WE 70 is a suitable choice for families seeking a comfortable, safe, and airy living space.

Sturdy Frame and Effective Water Resistance

The WE 70 SFS 3-panel 2-track sliding window is equipped with a bottom frame profile integrated with specialized drainage components, preventing rainwater ingress and keeping the interior space dry. The high-durability frame structure offers excellent load-bearing capacity and long-term stability, making it well-suited for residential buildings and high-rise apartments.

Ergonomic Handle for Convenient Operation

Designed according to ergonomic principles, the door handle enables smooth, stable, and effortless opening and closing. This feature ensures ease of use for everyone, from children to the elderly, enhancing daily convenience.

High-Quality Safety Lock System

The WE 70 SFS 3-panel 2-track sliding window utilizes a sturdy, pry-resistant locking mechanism to protect the living space. The lock operates reliably with minimal wear and tear under tropical climate conditions, ensuring long-lasting durability.

Flexible Outer Sash Latch for Smooth Operation

The flexible adjustable outer sash latch ensures seamless movement and precise locking. This design improves airtightness, reduces noise and wind infiltration, enhances sound insulation, and protects the interior.

Seamless Design with Fixed Transom/Sidelight

The WE 70 SFS 3-panel 2-track sliding window can be combined directly with a fixed glass panel without requiring a mullion, creating an uninterrupted aesthetic, expansive views, and optimized natural light. This solution enhances visual appeal while elevating the living experience.

Internal Sliding Insect Screen

The product features an integrated internal sliding insect screen that blocks mosquitoes and insects while maintaining natural airflow. This feature is ideal for humid tropical climates, helping protect family health.

Technical Specifications and Optimal Performance

The window features a frame depth of 72 mm for standard sliding windows and 104 mm for 3-track sliding windows. The bottom frame profile height is 35 mm, supporting glass thicknesses ranging from 5 to 8 mm. The WE 70 SFS 3-panel 2-track sliding window meets Japanese Industrial Standards (JIS) with wind pressure resistance of S-1 (800 Pa), water tightness of W-2 (150 Pa), air tightness of A-3, and sound insulation of 25 dB—ensuring effective interior protection, noise reduction, and long-lasting user comfort.