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uPVC Sash Windows

Maintain a traditional look for your home with our elegant uPVC vertical sliding sash windows.

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Sash Horns

Optional decorative sash horns enhance the traditional look of your uPVC sliding sash windows.

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Spring Balance Mechanism

Spiral balances counteract the weight of the sliding sash for smooth and effortless operation.

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Concealed Gaskets

Low-level PCE gaskets provide protection from the elements whilst remaining out of view.

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Keep Children Safe

Restrictors can be fitted to stop the bottom sash sliding fully, keeping your children safe.

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High Security

uPVC vertical sliding sash windows are available with high security cam locks for your peace of mind.

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Tilt Function

Built in pivot bar enables sashes to tilt inwards for cleaning or extra ventilation at the push of a button.

Vertical Sliding Sash Windows


Efficient, easy to use and authentic, our vertical sliding sash windows offer both style and functionality. Our sliding sash windows are built to slide vertically, either downwards or upwards. These windows are very easy to operate – a stark contrast to that of traditional sash windows. With a modern yet classic design, our vertical sliding sash windows maintain the character of a more traditional property, with all the benefits of our state-of-the-art uPVC profile.

Features and Benefits

  • Effortless Operation - Spring balance mechanisms are in place to counteract the weight of the sliding sash window. This allows smooth operation with an effortless glide.
  • Weather Protection - Each Vertical Slider contains concealed low-level PCE gasketswhich provide superb protection. Remaining out of sight they also protect your home from the elements.
  • Safety First - Restrictors can be fitted to stop the bottom sash from sliding fully. A great option for keeping children and little fingers safe.
  • Increased Security - uPVC Vertical Sliding Sash Windows are equally as safe as any other uPVC window. Available with high security cam locks for additional security.
  • Elegant Decoration - The option of sash horns is available to enhance the traditional appearance of your uPVC sliding sash windows.
  • Tilt Function - A built in pivot bar enables sashes to tilt inwards for cleaning. Extra ventilation is also created at the push of a button.

Get a Quote

Find your nearest Double Glazing Network member who can arrange to give you a free no obligation quotation on your new uPVC vertical sliding sash windows.