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Our Products

Vertical Slider

Traditional with a touch of modern. The Vertical Slider is an authentic-looking sash window with ovolo finishing.  It combines high performing modern materials and functionality with period character and design.

Much thought has gone into the Vertical Slider to ensure that the attractive style of a traditional sash window is retained, whilst providing all the benefits that modern technology can provide – upgraded security features and low energy rating that are the requirement in today’s living.

This uPVC sash window gives you the look, without the rotting, warping and temperature issues that can sometimes be associated with a timber window. You will be investing in an ideal timber alternative that is made to measure.  


Frame Type



The option of double glazing or triple glazing. Contact our team for more information on glazing sizes. 

Glazing dimensions vary for all window types. 


Georgian / Astragal bar
Run -through sash horns

Vertical Sliders supplied with screw on sash horns as standard. 



U-value above is for standard configuration


Manufactured using uPVC material

Chartwell Green Vertical Slider
Vertical Slider window

Sash windows

The Best uPVC Sash Window

The uPVC ovolo frames provide optimum strength, superior thermal protection, and excellent weathering performance and with the minimum maintenance, they will retain their appearance year after year. Enhancing the character and charm of your customers home.



  • Low maintenance uPVC profiles with traditional styling.
  • Tilt open facility to both sashes for ease of cleaning.
  • Air flow specification can be achieved through the use of trickle or glazed-in vents to suit particular applications as required.
  • Kitemarked to BSEN 12608 and BS 7950 and BBA approved.

Add a pop of colour

Add warmth and style with a range of colours. If white is too subtle, choose from one of our bold colours. We offer a range of different Renolit Foil colours.