Vertical Slider

Wiltshire Glass & Windows sliding sash windows are unrivalled in quality with exceptional design. Our vertically sliding windows are designed to incorporate all of the desirable traditional features of a timber box sash window, yet with all of the benefits of using PVCu.

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  • Sash locks – For additional security
  • Sash lifts and rings – To operate the sliding mechanism of the sash regardless of positioned height
  • Tilt buttons – Designed for use in both standard and specific system applications
  • Travel restrictors – Limiting the distance sash is able to move, benefiting safety and security
  • Spring balances – Able to provide mechanical assistance for sashes up to 50kg in weight
  • Pivot Bars – Facilitating the tilting of action of tilt-in sash windows
  • Tilt Latches and Restrictors – Providing additional support and positive sash engagement, as well as the retention of sashes up to 50kg for when cleaning is required
  • Pivot Shoe – To prevent the window from sliding when in a tilted position
  • Shackles – Connecting the sash to the window’s outer frame for safer installation


  • Traditional design details and sight-lines of a timber box sash window, with all the benefits of uPVC, make this system the ideal replacement sash window. Traditional timber aesthetics can be replicated by combining sight-lines of the 42mm, 52mm or 62mm heritage sashes, with the deep 81mm heritage bottom rail. The 10mm incrementally stepped sash profiles allow for equal glazing sight-lines to run from top to bottom sash, creating an aesthetically pleasing finished product.
  • Choosing between either a run-through heritage style horn, or a clip-on version, you are able to replicate traditional timber aesthetics. These options maintain the integrity of building architecture.
  • Exterior of sash has putty-line aesthetics with matching astragal bar and inside is sculptured with matching astragal bar.
  • A stepped frame with either mechanically jointed sill or fully welded options.
  • Triple brush seals for superior draught proofing.
  • Anti-jemmy Security Bar for optimum security.
  • Sizes up to 1800 x 3500mm