When you are building a patio cover off of an existing roof or wall you must take all of your measurements from the point at which the patio roof will attach to the existing structure not the outside of the slab.
How to build a wooden patio roof.
Screw joist hangers for whatever size of rafters you plan on using such as 4x4 or 4x6 every 16 in 41 cm along the cross beams.
Patio cover plans building.
Measure the area where you want to install the patio roof cover.
The difference comes in with the type and installation of the beams.
Step 2 construct the vertical posts.
One end of this diy patio cover uses a metal roof and the other end is semi open with a pergola cover.
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.
Then there are wooden beams that are evenly spaced over the frame to create the roof.
Step 1 get your dimensions.
Step 5 create a top cover.
Attach the horizontal beam by using a nail gun.
Check local building code to see if you can attach a patio roof directly to your deck.
You have to do it thoroughly so that the rafters sit flush on it.
Step 3 finish frame.
Screw joist hangers into this piece of wood opposite the cross beam.
Great for enjoying the sun on clear days and enjoying the outdoors on rainy.
Then draw a chalk line along the outlined area for.
Building the patio roof.
Step 4 attach rafters.
Blow out the dust fill the hole with epoxy and insert the rod to the required depth.
A louvered patio roof is similar to a pergola.
Screw a 2x4 or 2x6 along the whole length of the side of your home if you plan to attach the patio cover here.
Diy patio cover with pergola.
Start by drilling a hole slightly larger than the threaded rod.
Make a cutting on one of the sides of the horizontal roof beam on an angle.
Both have posts or columns that support a frame.
After that to make it flush with the roof of the existing house cut the two outer rafters.
The existing slab can vary considerably throwing off crucial measurements.