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  • EN 12365:2003 certification across the entire Q-Lon range

    EN 12365:2003 is the European standard with a detailed description of performance requirements of seals for doors, windows, shutters and facades. Seals control the passage of air, water, and noise and ...

  • New Corporate identity SchlegelGiesse

    SchlegelGiesse, all in one

  • Case Study: Q-Lon (Netherlands)

    The Intercontinental Amstel in Amsterdam is a five-star superior hotel. It received its first guests in 1867 and has since been praised for its royal appearance and homely atmosphere. The 79 rooms ...

  • BATIMAT Exhibition

    From 06 until 10 November 2017 included, Schlegel International will be present on the BATIMAT exhibition in Paris for present our combined solutions of GIESSE hardware and SCHLEGEL Sealing Systems able to optimize ...

  • New Corporate Website

    The integration of all Schlegel and Giesse units is well underway. To support our ambition to offer a one-stop-solution for window and door components, we are pleased to announce the ...

  • New Q-Lon Foam Seal Brochure (V6)

    Specifically designed for windows and doors, Q-Lon foam seals combine the best thermal performance along with excellent long term recovery.

  • Semperit Profiles and Schlegel International start collaboration in Italy and Spain

    Schlegel International and Semperit Profiles have entered a partnership for the distribution of EPDM seals in the window and door market to start with the countries of Spain and Italy.

  • Giesse and Schlegel at BAU 2017

    Competent market power for the window and door industry

  • Which seal has the lowest conductivity?

    There is a proverb that says: A chain is only as strong as its weakest link. This also applies to the fenestration industry. Doors and windows only perform as well ...

  • Case Study: BFK (Siberia)

    BFK produce windows from VEKA PVC profiles and have specified Schlegel Q-Lon PU foam seals, QL 4465 and QL 9756 as sash and frame seals.

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