Your roof may vary from this and the details of how the porch ties in will vary as well.
Roof porch frame.
Detailed guide mount the ledger header board and install the rafters.
The run or half the building span is the base of the triangle.
You have to fix the header board securely to hold up.
The framing of a basic gable roof is based on a right angle triangle and the various roof framing components fit the triangle.
The cost to build a 200 square foot covered porch ranges from 4 600 to 22 000 or 10 500 on average you can expect to pay 23 to 110 per square foot the total includes flooring steps posts railing roofing and more.
The house roof sloped 5 in.
Porch roof construction includes not only porch roof construction types and designs but also the selection of materials and considerations you ll need to build your roof.
We show you how both a typical rafter style porch and truss roof area constructed.
The rise or height of the roof at its peak is the altitude of the triangle.
It is also the most common style used in framing a roof of a porch.
A fascia board which is a roofing material that helps compensate when there are inevitable inconsistencies in rafter length will mount on the front and on the sides of your porch roof frame.
You frame the roof with rafters supported at their upper ends by a horizontal ledger board attached to the exterior.
These illustrations above show the plans for the screened in porch deck framing gable framing ledger truss block side walls and the end wall.
How to build a porch roof properly.
Building a porch roof requires basic carpentry and porch roof framing knowledge.
We show you the steps involved and calculations required for buildng a roof for your porch or constructing one over your deck or patio.
A shed roof on a front porch slopes downward away from the house.
Start with ledger board mounting.
Furthermore a gable is a wall with the shape of a triangle that is enclosed by two sloping ends of a rope.
From gable and shed roofs to hip and flat our information about how to build a porch roof will make the job easy.
Per foot this is called a 5 12 slope and extended 18 in.
This includes a material cost of 11 to 70 per square foot and 12 to 40 per square foot in labor.
And the line length measurement from the roof peak to the building wall is the hypotenuse.