Safe, Secure, Efficient and Stylish Windows

Whether you are looking to improve the look of your home or help reduce heating costs, you need a window and door system that suits your home and your needs. With a huge selection of styles, functions and finishes now available, choosing new uPVC windows can be mind-boggling for most home-owners. Northumberland Glass are here to help you navigate the different uPVC window options with their friendly, helpful and honest advice.


Casement windows are one of the most popular window styles today. They offer a versatile and attractive option. Attached to the frame by one or more hinges; top or side and open either inwards or outwards.

Sash (Vertical Sliders)

Sash windows add a touch of elegance to any property and particularly suit those with an element of tradition. Made with one or more moveable “sashes” They can have cottage bars added to create more than one pane.

Tilt & Turn

Tilt and Turn windows operate exactly as they sound. They can be tilted for ventilation and turned for ease of cleaning or for use as an emergency exit. Stylish and modern; tilt and turn windows are a popular choice.


A bay window is an interconnecting system of casement windows, forming a bay shape. These allow sunlight into a room whilst adding a stunning feature to any home. Bay windows, with their large glass area reap the benefits of being finished with the best quality high performance glass.



Cottage windows give the appearance of a cosy cottage with glazing bars to replicate traditional style windows. Ideal for maintaining the traditional look in older properties or adding charm to modern homes.

We supply and install a wide range of profiles to suit your requirement and budget. We will discuss this with you and help you make a decision which is right for you.

These brochures offer just a small selection but provide lots of information to help you navigate your choices:

inliten-windows-and-door-brochure-1 inliten-foil-colour-chart-1 vertical-slider-brochure-1

Your home, your style


Whatever your frame of mind we have a style to suit. From modern to traditional, secure and stylish.


A vast range of colour options are available from standard foils to bespoke RAL sprayed uPVC.


Georgian, leaded, diamond, coloured, bevelled the choices we offer are endless.


Even the finishing touches are your choice, with various handle styles and colours to choose from.


Keep you home safe with features such as toughened and laminated glass, fire escapes and child restrictors.


Advanced locking systems are fitted to all our windows and meet the “Secured By Design” requirements.


The profiles we use are manufactured to the highest standards backed by a 10 year guarantee for your peace of mind.