I ll be soon building my open air porch on my house soon ne ohio.
If enclosing a porch does roof need vented.
The design is not done yet but it will likely be around a 3 pitch that ties into the existing house roof that is about a 7 pitch.
Do i need insulation and or ventilation on top of the rain and ice barrier or can i get away without it.
It will be a simple 3 12 pitch roof tying into the house front with ceiling joists with pine 1 4 tg beaded boards for ceiling.
It s also got an almost flat roof with solar panels on top.
The joint where the top of the porch roof meets the wall needs to be flashed well and most of the vent details for that look to me like they might leak water under some conditions of rain and wind.
In my experience i would vent all my roofs with soffit vents and ridge vents using the foam rafter vents between the sheathing and insulation.
I am not planning on enclosing the porch.
I can t find it in the code book which is what he is citing.
This will not be an enclosed porch however the roof and ceiling joists will create an enclosed structure.
So incredibly hot which i expected.
Knee vents that fit along the area where the roof joins the house can also provide good ventilation for porches according to the roofing contractor review website.
Louvered vents provide good air flow for roof areas.
If your porch has developed ceiling stains or problems shedding snow and ice in the winter try providing additional venting for the roof system.
The roof attaches just above the eves of the house roof and the eves are open.
If your porch is screened in you can run your ceiling up to the peak and install ridge vent on the top of the roof and you should be fine no need to insullate a screened in porch.
I already put down 3 4 osb and a rain ice barrier.
On top of the roof i would like to put down a metal roof.
Do i need to vent the roof of a screen porch.
The rafters are fabricated i beams.
Proper roof ventilation is an important aspect of home construction.
I ve finished enclosing a 35x12 porch.
I plan on putting aluminum soffit under the i beams.
Soffit vents have much less risk of water entry.
However this porch was enclosed with windows not just screens.
Do i need to ventilate.
Porch roof ventilation options.
Durable plastic and glass panels in your porch roof provide weather protection while also maximizing natural light.
If you plan to include a ceiling fan in your porch make sure you take that into consideration when deciding on the height of your ceiling.
Anyway the issue of venting is now in the project.
He originally told me to use the vent available for a shed roof situation but the manufacturer says not for any thing less than a 3 pitch.
I can t think of the benefit of venting a screen porch roof.
Roof vents help make a home more energy efficient and allow humidity and hot air to escape the.
People have strong and differing opinions on whether roof venting affects shingle life.
