Decide on the rise and run of your porch roof.
How to buil d a porch roof.
But if it is not feasible due to.
Take the measurements of the.
Install the header beam.
Just affix it to.
I chose a pitched roof design and in this video take you through the entire job from start to finis.
When building a porch roof asphalt shingles or other roofing material are then attached over the roofing paper and drip edge.
Sheathing 1 2 inch plywood or osb is nailed to the rafters.
Your porch roof pitch should maintain the same pitch also known as rise and run as the other roof lines on your home or as a minimum the pitch of the roof directly above the porch roof.
Also take a look for anything that could make attaching the roof difficult including power cables nearby trees and phone wires.
Step 2 drawing up plans.
Detailed guide mount the ledger header board and install the rafters.
Install the support posts.
Make sure that the plans are accurate and go into enough detail.
Use thru bolts for a solid and strong connection.
The rise and run of the roof is generally the replica of the main roof.
Remember that the location.
Then attach drip edge over the roofing paper.
While making the measurements the location of the window on top of the place for the porch must be determined.
Start with ledger board mounting.
The rise and run of the roof is generally the copy of the main.
Erect support posts for the roof.
How to build a roof on a porch.
You run the risk of detracting from the architectural style of your home if you don t do this.
Here s what to do.
Construct a frame for the top of the posts.
Building a porch roof step 1.
In our example our porch roof would be 24 squared 576 plus 20 squared 400 which added together equals 976.
Cut 4 by 4 posts as long as you wish the height of the roof to be.
Then taking the square root of 976 we get 31 24.
Install temporary bracing to keep the support posts level and in place.
Notice that the tops of the 6x6 support posts are notched to hold the header beam.
Measure two 2 by 8 pieces of wood the length of the porch and two 2 by 8.
It s always a good idea to spend time planning the design of your porch roof before starting.
You can place the columns outside the porch area or install them on the porch deck.
So your rafter length would be 311 4 inches.
We can use pythagorean theorem run2 rise2 c2 then find the square root.
How to build a porch roof properly.
Install the 2 2x10 header beams to the notched 6x6 support posts.
See exactly how i made a simple porch roof step by step.
Cut the cross pieces of the frame.
