World's very first sliding glass doors system with a wooden profile

By launching the NATURE hardware, KLEIN has developed a new way to create and enjoy healthier and more sustainable spaces. This is the first fully-standardized wooden hardware, and it provides the same ease of installation as all other KLEIN hardware. A unique architectural solution to subdivide spaces, which reinforces our commitment to sustainability and the environment.

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This product can also be purchased through our network of distributors. **
  • Our systems are tested to 100,000 cycles
  • European Design
  • KLEIN® 5 year warranty
Technical file NATURE
Organic, light and warm. Emotionally relaxed. A front-row esthetic and natural sustainability.
A unique, different and emotional system that upholds the highest international sustainability standards.
Downloads and technical Information

Installation types


Product details

    • Cradle To Cradle certified product
    • New clamp: centralizes all the system’s features, including height regulation, activation of the braking mechanism, and the anti-dismounting device.
    • Quick, intuitive assembly thanks to pieces that connect the profiles.
    • Three set-ups available, all with an innovative design:
- Frameless sliding door and fixed glass
- Framed sliding door and fixed glass
- Framed sliding door + unframed fixed glass
    • 12-mm glass, weighing up to 100 kg per sliding panel.
    • Height regulation of +/- 2 mm.
    • Profile made of laminated oak wood with Echo Varnish or Natural Finish options. PEFC wood certification.
    • Silent, effortless sliding.
    • Five-year KLEIN® warranty.
    • Door braking with KSC, Klein Soft Closing: Smooth, controlled stopping.
    • Design optimized to allow for the easy disassembly of the materials at the end of their lifespan. PVC-free.
    • EPD Life Cycle Analysis eco-label.


Cradle to Cradle

EPD certificate

5 year warranty

Spanish fabrication certificate

Compatible products

    An oak wood handle for glass or wooden doors

    An accessory that simplifies the installation process and makes it easier to slide the glass door

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