After the addition roof is framed and sheathed snap a line on the existing roof shingles 2 in.
Tying gable roof into existing roof.
Tie a new gable or hip roof to an existing gable or hip roof with valley rafters which perform the same function as ledgers.
Then mount new trusses on the new addition walls.
Butt the first new truss against the old one.
The shed rafters attach to the header opposite the cripple.
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.
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The gable roof on the porch addition was framed with a dropped structural ridge supporting the common rafters above.
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.
The gable rafters on either side of the shed roof are doubled and short cripple rafters run between the header and the ridge above it.
Com new foundation piers would then be installed and sized only with the roof in mind.
The angle is then cut and the blind valley fastened into place.
Ensure that your porch is leveled.
There are a couple of big concerns.
Called tying in this helps to weatherproof and strengthen the joint.
Sep 12 2020 explore peter baker s board roof tie in on pinterest.
See more ideas about patio roof building a porch porch roof.
Tying in to an existing gable roof.
At the low end of the valley the subfascias of the two roofs are mitered with a block filling.
When adding a new gabled roof addition to your home you will need to find a way of joining the two roofs together.
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Up from the valley center and cut through the shingles and underlayment.