When measuring you should measure the external frame size before shopping for the replacement products.
How to install a roof window from b q.
Installing a site roof window.
By considering the aspect of the room it is possible to angle the window to take the greatest advantage of natural light.
If your new roof window fits between existing rafters it can be a relatively straight forward project of installing the window.
Make sure your roof window has the right flashing for your roof type tile or slate.
If you are replacing a roof window it s key to make sure you re buying the right size replacement window for your project.
When installing a new roof window you must check the angle of the pitch is compatible with your choice of window.
Stage 4 how to install the window flashing kit this series of guides will take you through the process of installing a site roof window on high profile clay tiles using a site flashing kit designed for these tiles.
By installing a timber kerb to create a pitched window frame centre pivot roof windows can also be installed on flat roofs.
Step 1 with the support of a helper carefully lift the window frame through the opening and position it flat onto the framing battens.
With the roof prepared and the window frame separated and prepared you re now ready to install the window frame and re fit the window sash.
If timbers need to be cut or removed to accommodate the window you need to make sure that the roof structure remains strong and safe and this type of installation should only be carried out by a qualified professional.