Choose a roof pitch 3 12 and roof structure 2x6 this places the new roof on top of the existing roof.
How to add a patio roof onto my exsisting patio cover.
Work from the view back not from the house out.
Frankly attaching a patio roof to an existing house is not really that easy.
Determine the beam size.
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.
Make a cutting on one of the sides of the horizontal roof beam on an angle.
You have to do it thoroughly so that the rafters sit flush on it.
8 inches in this case.
Converting a lattice patio cover to a solid patio cover can be a very cost effective way to enhance your outdoor experience extend your living space and add appeal to your backyard.
Calculate the sightline clearance height about 6 feet 2 inches in this case.
Below we share a complete tutorial on how to attach a patio roof to an existing house that you can easily follow.
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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.
After that to make it flush with the roof of the existing house cut the two outer rafters.
How to attach a patio roof to an existing house.