Sliding Sash Windows

Vertical sliding sash windows give a period, cottage-style look to your property, with all the modern benefits of high quality PVCu. Vertical sliding sash windows allow both the top and bottom panels to slide, allowing for maximum air flow and ventilation throughout your property.

The Definitive Collection supply exceptional quality products with energy efficiency in mind. 

If you choose a vertical sliding sash window from The Definitive Collection, you can expect:

  • Class A or B Energy efficiency – meeting BRC Standard
  • Timber effect PVCu options to suit your home
  • High performance weather-strips to keep out unwanted draughts
  • Low maintenance and anti-fade frames
  • Multi-point locking systems and toughened glass options
  • Low-E, Argon gas filled glass units