Attaching below the ridge.
How to attach a gable roof to an existing roof.
Adding on to a house or structure is a great way to get more room without building an entire new house.
Fix the back channel to the fascia boards underneath the gutter directly.
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In case you don t know what a gable roof is it s the kind of roof that s formed as two slopes meet at the top.
Pick roofing materials that match your existing roof.
There are several important things to know about matching existing roofs and how to do it depending on what style of roof you have the roof truss design and how you want to add on.
Several methods exist based on the current roof design.
If attaching a patio roof to a ledger beneath the eaves does not allow for enough headroom you can set the new patio roof s rafters on the wall s top plate.
To do this method you will have the back channel and fascia strengthened by reinforcing two.
On a two story house you can usually tie the ledger into a band joist also called a rim joist located between the floors as shown below.
A gable roof would make the new room appear like it s a natural part of your home.
In the case of a lean to roof over an addition the existing rafters will have to be cut away to accommodate the addition and the shed roof will require support where.
However if you build a porch roof with a peak larger than your existing roof check to make sure the that material can stand up to the pitch of your porch roof.
One would consider adding a gable roof to an existing roof for the following reasons.
Here are 7 different ways of attaching a patio roof to an existing house that you can apply.
It s simple yet pleasing to the eyes.
This method may be one of the most ubiquitous ways of attaching a patio roof.