Welcome to Nationwide Frame Services (NW) Limited

Windows, Doors and Conservatories

Vertical slider windows

Combining cutting edge technology without losing the traditional authentic box sash character and style. The vertical slider has the strength and durability.

Our Vertical Slider windows combines all the benefits of high performing modern materials and functionality with period character and design. Advanced technology and traditional design come together to create the perfect solution for period properties.


  • Low line PCE glazing system
  • Tilt In facility allowing easy cleaning of the outside from the inside
  • Large and small sash options provide equal sightlines
  • Available with a Georgian Bar option for enhanced look aesthetics
  • Available with a choice of Cills
  • Available in White, Cream and a range of coloured woodgrain foil finishes
  • Manufactured to provide excellent weathering performance