Average Double Glazing Installation Times

Last updated: 30/12/2022.

How long does it take to install double glazing?

The time it takes to replace your old windows with double glazing will depend on a number of factors, including the size and number of windows being replaced, the type of double glazing being installed, and the complexity of the installation process. In general, it will take longer to replace larger windows or more windows than it will to replace smaller ones.

Here is a rough guide to the process of replacing old windows with double glazing:

Pre-installation preparation: Before the actual installation can begin, there are a few things that need to be taken care of. This includes obtaining any necessary permits, preparing the area around the windows for installation (such as covering floors and furniture), and ensuring that all necessary tools and materials are on hand. This stage can take anywhere from a few days to a few weeks, depending on the complexity of the project.

Removal of old windows: The first step in the actual installation process is to remove the old windows. This typically involves removing any trim or molding around the window, carefully lifting the window out of the frame, and disposing of it. Depending on the size and number of windows being replaced, this step can take anywhere from a few hours to a full day.

Preparation of the window opening: Once the old window has been removed, the next step is to prepare the window opening for the new double glazed window. This typically involves making any necessary repairs to the frame or surrounding structure, and ensuring that the opening is properly sized and square. This step can take anywhere from a few hours to a full day, depending on the condition of the window opening and the complexity of the repairs.

Installation of the new window: With the window opening properly prepared, the next step is to install the new double glazed window. This typically involves positioning the window in the opening, securing it in place with screws or other fasteners, and sealing around the edges to ensure a proper fit. Depending on the size and complexity of the window, this step can take anywhere from a few hours to a full day.

Finishing touches: Once the new window is installed, there are a few final touches that need to be taken care of. This includes trimming and painting any exposed edges, and installing any necessary hardware such as handles or locks. This step can take anywhere from a few hours to a full day, depending on the size and complexity of the window.

In total, it can take anywhere from a few days to a week or more to replace a single window with double glazing, depending on the size and complexity of the project. If you are replacing multiple windows, the process will take longer, but the exact time will depend on the number of windows being replaced and the complexity of the installation process.

It's important to note that these are rough estimates, and the actual time it takes to replace your old windows with double glazing will depend on a number of factors. It's always a good idea to get a detailed timeline from your installer before starting the project, so you have a better idea of what to expect.