• A system featuring improved thermal performance, used to design sliding and lift-sliding structures.
  • The ULTRAGLIDE sliding structures are intended for residential buildings, mainly private and public buildings.
  • The system is adapted to the latest requirements relating to thermal performance, aesthetics and safety. Available system options:
    – UG low-threshold version
    – UG angular solution 90°
  • With its parameters, the ULTRAGLIDE system makes it possible to design structures with vary large dimensions of sliding leaves. Maximum structure dimensions available in the system:
    – leaf height Hs=3300 mm
    – leaf width Bs=3200 mm
  • The ULTRAGLIDE system makes it possible to design large – but still stable – sliding windows and doors. Maximum leaf weight: 250 kg – sliding option; 400 kg – lift-sliding option.
  • Structure design: 3, 5 and 7 chamber frame.
  • Possible variants with two, three and four components based on the two-raił system.
  • Profiles suitable for installation of various hand-locked hardware available on the market and automatic devices.
  • Various types of infills can be used (double and triple glazed units).
  • System is adapted to the latest requirements relating to thermal performance. The system is equipped with a 22 mm/ 28 mm wide separator improved with glass fibre, thermal inserts and under-glass inserts to improve cross-sectional thermal performance. Available options: UG, UG i, UG i+.
  • A wide range of colours available – RAL palette, structural colours, Aliplast Wood Colour Effect, bi-colour.


4 Seasons Windows is a brand of high quality PVC windows, created by Nowy Dom Okna Sp. z o.o.
Our products are chosen by clients who seek for quality and reliability, both in Poland and Europe.

Sąd Rejonowy Poznań - Nowe Miasto i Wilda w Poznaniu, IX Wydział Gospodarczy Krajowego Rejestru Sądowego nr KRS 0000139277 NIP 764-21-00-244, Kapitał zakładowy 1.002.500 PLN

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