The difference comes in with the type and installation of the beams.
How to make a roof patio.
Cut and notch three beams for the first roof layer.
Drill holes through the cross beams into the header beams.
When the posts have set attach a 2 x 6 header beam between the two 4 x 4 posts.
If local codes allow setting the overhead directly on an existing slab but the concrete is not thick enough to support the overhead s weight you will have to pour new footings around the slab s perimeter or break out sections and pour deeper footings.
Drill patio for post brackets and attach with expansion.
Step 2 construct the vertical posts.
Start here if you want to build a roof over a patio or deck.
A louvered patio roof is similar to a pergola.
Pergola s are thicker mounted on the shorter width and do not move.
Make sure the post material is rated for ground contact.
Louvered patio roof ideas.
How do you build a pergola on the side of a house.
Both have posts or columns that support a frame.
Step 1 get your dimensions measure the area where you want to install the patio roof cover.
Level pre drill and attach the pergola ledger to the house.
Then there are wooden beams that are evenly spaced over the frame to create the roof.
Building on an existing deck.
Then draw a chalk line along the outlined area for placement guidelines.
Mark the pergola elevation and width on the house.