Go for a board and batten approach by covering the seams with 1 by 3 inch fir cedar or redwood trim.
Finishing underside of porch roof.
You can use plywood on a porch ceiling but in such a way that no one will notice it.
Finishing a porch is the process of decorating the interior and exterior shell for the purpose of appearance.
To cover outdoor porch ceiling then it is recommended to install a quality exterior grade plywood because it is durable or susceptible to moisture.
But if you have a steep sloped roof you have more options.
Cut wainscotting and put it between the beams.
If your porch roof is well supported you can install vinyl ceiling finish because it is easy to clean and can last for long years.
It s also rumored to keep away pesky wasps and insects by tricking them into thinking it is the sky.
Such a vinyl ceiling will be perfect for your modern and traditional porch styles as it comes with different colors and designs.
Installing tongue and groove cedar bead board is a popular look but can be expensive especially on a large porch.
It s both superstition and long standing tradition and more than anything it s pretty.
You can buy it in a white finish or you can paint it another color.
You buy it in a big sheet like paneling.
They are structural pieces that.
The next porch ceiling material is plywood.
Exposed rafters need a more decorative grade of framing materials.
Porch beams are normally extensions of house beams which simply extend over the porch but they can also be specific to the porch itself.
Paint the ceiling a single color or try a two tone approach by painting the trim a complementary color.
For example asphalt and cedar shingles are generally not considered a good choice for shallow sloped roofs a metal seamed roof would be a better choice.
Try rough cut pine if you re staining the rafters or 1 grade if you re painting them.
You can either put up sheets of plywood first or if your joists run parallel to the house tack the beadboard right to them.
How to finish porch beams.
Most porch ceilings are covered at the least with plywood which is the perfect substrate for a high grade finish like beadboard.
However if for some reason the joists of your porch roof are exposed don t fret.
This material is also well known choice for porch ceiling because plywood is the most typical ceiling covering.
It started with the gullah geechee communities of coastal south carolina and georgia who used the color on windows shutters and porches to keep away haints or spirits.