Porch roof ventilation options.
Open beam metal porch roof.
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Of course all of these solutions are a little more expensive than simply nailing 2 x 10s to the sides of your existing posts.
They also can be boxed in with wood after installation.
Roof vents help make a home more energy efficient and allow humidity and hot air to escape the.
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Beams can be solid lumber or be built from lengths of 2 by lumber nailed together with 1 2 inch pressure treated plywood spacers in between this forms a 3 1 2 inch thick beam that is equal to the width of a 4 by post.
Step 1 determine the load per square foot that the roof must support.
For heavy roofs or in areas with substantial snowfall or winds call your local building department for code requirements.
Proper roof ventilation is an important aspect of home construction.