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Pre built porch roof.
Build support columns to help support the weight of your porch roof.
Use 8 lag screws to firmly secure posts to the framing of the house.
Pre drill holes in preparation of attaching porch posts to the house.
You have to make some preparations before you start the construction process.
See exactly how i made a simple porch roof step by step.
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If the span under your deck is 12 ft for example the purlin at the outer end of the deck should be 3.
If you have a square porch you need support columns at the two corners farthest from the house.
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Building a porch roof is a complicated process that requires a complex approach.
How to build a deck roof.
To provide drainage the panels should slope toward the outside edge of the deck about 1 4 in.
Attach headers between house and corner posts.
Building a porch roof.
Place corner posts over the post feet on the concrete slab and secure with steel dowels.
I chose a pitched roof design and in this video take you through the entire job from start to finis.
We show you how both a typical rafter style porch and truss roof area constructed.
Plan to space the 2x4 purlins parallel to the house and 3 ft.
Building a porch roof requires basic carpentry and porch roof framing knowledge.
Built properly porch roof will protect your patio against sun rays rain and snow and make the space more usable in general.