The big idea is that layers of the lower roof should sit below corresponding layers of the upper roof.
Tying a new roof into an existing roof.
The new flashing should go under the old felt and over the new felt and new roll roofing.
Tying in to an existing gable roof.
See more ideas about patio roof building a porch porch roof.
Attach patio roof existing house 3.
Attach home addition roof framing existing 2.
After nailing down these two boards dab roofing cement on the nails and along the outside edge.
Up from the valley center and cut through the shingles and underlayment.
The easiest way to tie in the new shingles with the old is with a cut valley see four ways to shingle a valley.
Roofing nails to the existing structural sheathing.
In any case the structure.
Attach patio roof existing house 7.
The roofing cement will resist possible leaks overnight.
Remove siding from the house where the new roof will attach to expose rafters or other framing of the old roof.
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.
23 cool how to attach a roof to an existing roof 1.
The lower the slope the further it should extend.
After the addition roof is framed and sheathed snap a line on the existing roof shingles 2 in.
Depends on the slope of the new roof.
Tying porch roof shed into existing ask home design 6.
Now take the 4x4 beams and erect them to the perimeter outside the porch about four feet apart.
Adding gable roof existing ideas 5.
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.
Sep 12 2020 explore peter baker s board roof tie in on pinterest.