When a shed roof ties into an existing roof the new roof could be a simple lean to that covers a deck or porch or it could be the shed roof of a substantial addition.
Tying porch roof into existing roof.
Attach patio roof existing house 7.
Attach the horizontal beam by using a nail gun.
Tying in to an existing gable roof.
Attach patio roof existing house 3.
Com new foundation piers would then be installed and sized only with the roof in mind.
Measure your roof from the bottom to the top of your porch roof plus one row your last shingles will slide under your home s shingles.
Adding gable roof existing ideas 5.
Ensure that your porch is leveled.
In any case the structure.
Now take the 4x4 beams and erect them to the perimeter outside the porch about four feet apart.
After that to make it flush with the roof of the existing house cut the two outer rafters.
Attach home addition roof framing existing 2.
Divide that number by the length of the tabs.
Make a cutting on one of the sides of the horizontal roof beam on an angle.
Tying porch roof shed into existing ask home design 6.
Then mount new trusses on the new addition walls.
Tie into the end of an existing gable roof by removing existing facing boards wall siding and any other obstructions back to the first truss of the old roof.
You have to do it thoroughly so that the rafters sit flush on it.
Aug 21 2018 tying a gable roof into an existing roof is a long expensive project usually undertaken only when there is a major addition or renovation to a house.
Add covered patio roof existing line 4.
First the 4x4 beams need to be cut to the size of the existing roof so the porch roof and the edge of the existing roof will be even when the job is complete.
This gives you the number of rows of shingles you will need.
If it comes out to an odd number like 7 5 adjust the spacing to make it 8 rows.