Vertical Slider Windows

Our vertical sliding sash range combines the elegance of traditional sash windows with the enhanced performance benefits and structural integrity of modern materials requiring minimal maintenance.

Whether replacing existing timber sliding sash windows in period buildings or adding character to any new development, they come complete with an easy clean facility for practicality as well as performance and aesthetics.

  • Manufactured in HW Spectus fully featured UPVC suite in white & foil finishes.
  • Internally glazed, aluminium reinforced multi chambered systems.
  • Central catch with additional corner sash locking.
  • Tilt restrictors & easy clean facility.
  • All windows are tested to the latest British/European standards for air, water & gusting performance.
  • All vertical sliding units can be supplied in any of the above specification to achieve the necessary WER (Window Energy Rating) A, B or C products are supplied with the appropriate label or certificate.
  • 28mm double glazed sealed units.
  • Intercept Dark Warm - Edge spacer bar.
  • Pilkington 'K' Low 'E' glass.
  • Pilkington Opti-white providing a high degree of clarity.
  • Argon Gas filled space for optimum performance.
  • 'A' rated & ā€˜Cā€™ Rated glazing available.
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    • duraflex
    • fensa
    • phoenix
    • residence
    • rockdoor