One of the most common dormer types the a roof or doghouse dormer is simply a box with a window added to the roof that is topped with a gable that is tied into to the existing gable.
Gable to gable roof addition.
Either the addition is added to form a t shape to the house with the ridge running perpendicular to the main house roof or the addition is continued on the end of the house making it longer with the ridge running the same way as the existing house.
It is not a job for beginners.
With some guidance and a few helpful tips your new addition can be a success.
Here we will focus on adding length to the end of a house roof.
The two most adopted techniques for extending a gable roof with shed roof addition are.
By adding a rear side extension or by adding a shed roof to the centre of your existing gable roof.
Adding a gable roof to your existing roof is a great way to increase the value of your home and proves to be a cost efficient project when you do it yourself.
You may need a structural engineer to help with design of trusses and rafters.