A common element in adding porch roofs is fastening one end to the house either to a wall or to a roof.
How to attach a patio roof to an existing house with vinyl siding.
The siding must be installed over a flat surface so unless you re siding a new home or have removed the old lap siding you ll need to line the wall with sheets of rigid foam board usually 1 2.
A patio roof that is built to an existing home is the easiest way to add a nice little oasis to your house.
The porch roof will attach to the house slightly below the second story windows to a vertical exterior wall currently covered with vinyl siding.
First use roofing nails to secure the flashing to both surfaces bending it in the middle if needed.
Most common ways to attach a patio roof to an existing house.
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.
Tin roofs feature corrugated sheet metal installed with the grooves running downward to encourage water to drain off the roof.
That usually is done with a header or ledger board secured to the house.
Then coat the areas where the flashing meets the siding and where it meets the new roof with roof sealant.
You can stay out of the bad weather while still enjoying the outside and getting a dose of nature right from your home.
Next slide drip flashing behind the vinyl so the lip fits over the top of the ledger as shown at right.
The complexity of the job will vary with the size of roof from a simple entryway covering to one over a large screened in area.
Attaching a patio roof entails intermediate carpentry skills and creativity because there are many ways that you can choose from.
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Join the area between the porch roof and the vinyl siding with metal flashing.
When installed correctly the patio roof will complement the house and provide an extra entertainment.
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.
Some older homes have tin.
How to tie a tin roof into the siding.
All of them have their own advantages and drawbacks.
Install undersill trim along the edge of the vinyl over the flashing at the top and bottom.
Then lag screw the ledger to the house using the fastener pattern approved in your plan.