Loading ...

Double Glazing Cumbria Are Double Glazing Experts in Cumbria

logo Double Glazing Cumbria

   Click on the Button to Contact Us   Contact Form

Glassonby Slimline Double Glazing Provided By Double Glazing Glassonby


We have an amazing product on offer for anyone who needs a small sized window frame or wants to replace a steel window. You can use them as a replacement to steel windows or when you are looking for a small-sized frame. You can get up to 12 percent more space for your glass if you go for Glassonby Slimline double glazing windows since they have much smaller frames compared to standard windows and this can help you get windows with a more slender look.


These slender and slim windows combine amazing stylish designs with high standard materials, and they've proven themselves to be a very functional window as well. No other uPVC window lets so much light through as this window type.

Slimline Double Glazing Glassonby Slimline Double Glazing Is Supreme

  • Quotation on all your window solution needs
  • We change slim windows
  • We install slim windows
  • We reglaze broken panes on slim windows

High Quality Glassonby Double Glazed Windows

Power and sturdiness combined with optimized thermal properties complimented with its strength and durability is provided by us. We tailor the modern appearance by utilizing small details like square sections, hinges and handles, matching colour gaskets, and others, where required. We include a thermal break in our window systems.

We ensure security by using advanced locking mechanism. After determining an appropriate slim window option for your home that you prefer, our professionals will give you an appropriate quote.

Hard Wearing Slimline Double Glazing In Glassonby

They are superbly glazed and come in a range of glass and frame options. With specific glass and frame measurements for every window, just the way you want it.Although aluminium window frames are much stronger than most, we are able to design slimline window frames in uPVC and wooden options for you too.

Although aluminium window frames are much stronger than most, we are able to design slimline window frames in uPVC and wooden options for you too. We have a distinct style of window and we stock a broad range of colours as well as specifications that are unique and classy.

Slimline windows has numerous uses as having windows with large and thick frames could sometimes decrease the open influence of some places in your residence.


We have been operating in Glassonby for a long time and have gathered decades of experience which we use to serve you better and we make our Glassonby slimline double glazed windows in such a way that it allows more natural light into your home or helps you to perfectly frame the view from your window giving your home a welcoming and refreshing ambience. BLANK

Deluxe Slimline Double Glazing In Glassonby

Putting them side by side with other models, they have a great management of temperature. Our windows come with a latest lock mechanism, which make breaking through them almost impossible, and as a result your house becomes more secure when you install these windows.We have a number of colours for you to choose a colour that is appropriate for your home and your desires.

To see our entire colour range, just visit us at our Glassonby showroom. There is an energy index provided by the testing authorities that causes these variations.

Set up a convenient time for initial inspection of your property.

First For Slimline Double Glazing In Glassonby

The higher the energy guide digit, the more effective is the window on the management of temperature. Having been tested thoroughly, our slim windows are proven to have a very high energy index number which implies our slim windows are one of the superior in energy-efficiency.

Our windows are coated with security glazing to make sure windows are protected and it is not easy to remove units of glasses once they are glazed. For an enquiry, fill in your needs in a form that you will be provided.

We are fast, efficient and of a high standard.


We invite you to contact us as soon as possible to get answers to all your queries or to get a free quote or to arrange an initial inspection of your property. On the other hand you can email us at [email protected] call us on 01900 385069 or visit our website and leave your contact details.

Slimline Double Glazing Glassonby Are Only A Call Away

Contact Us