Then attach drip edge over the roofing paper.
How to buil d a porch roof.
Detailed guide mount the ledger header board and install the rafters.
Notice that the tops of the 6x6 support posts are notched to hold the header beam.
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.
While making the measurements the location of the window on top of the place for the porch must be determined.
So your rafter length would be 311 4 inches.
Install the header beam.
After the measurements are done and lines are marked it s time to install the rafter plate.
Make sure that the plans are accurate and go into enough detail.
Remember that the location.
Step 2 drawing up plans.
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.
Construct a frame for the top of the posts.
Take the measurements of the.
In our example our porch roof would be 24 squared 576 plus 20 squared 400 which added together equals 976.
It s always a good idea to spend time planning the design of your porch roof before starting.
Building a porch roof step 1.
We can use pythagorean theorem run2 rise2 c2 then find the square root.
Install temporary bracing to keep the support posts level and in place.
The rise and run of the roof is generally the replica of the main roof.
You run the risk of detracting from the architectural style of your home if you don t do this.
Start with ledger board mounting.
But if it is not feasible due to.
Cut the cross pieces of the frame.
Cut 4 by 4 posts as long as you wish the height of the roof to be.
Install the 2 2x10 header beams to the notched 6x6 support posts.
Sheathing 1 2 inch plywood or osb is nailed to the rafters.
Use thru bolts for a solid and strong connection.
The rise and run of the roof is generally the copy of the main.
Dig holes 18 inches.
How to build a porch roof properly.
Also take a look for anything that could make attaching the roof difficult including power cables nearby trees and phone wires.
You can place the columns outside the porch area or install them on the porch deck.
See exactly how i made a simple porch roof step by step.
Once completed roofing paper will be installed.
Decide on the rise and run of your porch roof.
Erect support posts for the roof.
Install the support posts.
Just affix it to.
Then taking the square root of 976 we get 31 24.
