A telescopic sliding glass door hardware with synchronized movement, that creates wide openings

EXTENDO is made of anodized aluminum, with black or silver finishes that adapt to the surrounding color pattern. This hardware is outstanding due to its great versatility and elegance, applicable at both offices and residential environments. It allows you to softly slide 2 to 4 framelesss glass panels, by activating only one of them.

Request a quote here
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 EXTENDO
The magic of synchronized movement united to absolute transparency, aiming to divide without separating

Ideal solution for wide openings or partitioning offices, conference rooms, hotels and other settings.

Downloads and technical Information

Installation types


Product details

  • - Telescopic glass doors hardware ideal for a number of industrial and residential applications.
  • - Commonly used in conference rooms, restaurants, offices, hotels, kitchens, apartments, and condominiums.
  • - Installation is overseen by Klein USA team members from start to finish.
  • - Use for high-end projects leaving a clear opening up to 16’-8”.
  • - Balances beauty with durability.
  • - Applicable across a number of different building projects.
  • - Synchronized opening system of 2, 3, or 4 doors.
  • - Clean opening free of floor tracks, offering increased safety, as well as complimenting interior aesthetics.
  • - Stylish and attractive hardware to complement the interior design.
  • - Glass panels held through high weight capacity pressure clamps with no glass drillings (use of tempered or laminated glass).
  • - Use of 3/8” and ½” glass panels up to 10’ high.
  • - Pre-mounted and pre-tensed transmission system for a quicker and easier assembly.
  • - “Silver” anodized aluminum profile (AA10 ISO 7599, 10 microns).
  • - Ball-bearing hardware for a quiet and soft opening.
  • - Glass doors hardware can be wall, ceiling, and dropped ceiling mounted.
  • - Customer service available beyond the initial installation.
  • - A great option for interior designers, construction companies, and general contractors.
  • - 5-year warranty.


ISO 14001

ISO 9001

5 year warranty

Spanish fabrication certificate

Compatible products

    An aluminum handle that allows two different mounting options: screw-on for wood doors, and stick-on for glass doors.

    An oak wood handle for glass or wooden doors

    "U" handle in stainless steel to facilitate the opening of sliding glass doors

    "L" handle in stainless steel in adhesive format for sliding glass doors

See all our products

Related projects

See all projects
Case studies

Houghton Hotel

The Johannesburg Houghton Hotel presents several unique and differentiating features in its private spaces, giving its luxurious classicism a modern touch.