The corners of vinyl siding are one area where moisture can get in under the siding.
How to do and outer corner siding wood.
For the inside corners rip a square cross section like a 2 x 2 to allow the siding panels to butt squarely into the corner trim.
How to install individual aluminum siding corners of hardie plank siding.
These tips will help you to do a professional installation of your vinyl siding.
In lieu of nails you can attach corner trim with trim screws.
You drive them with a torx screwdriver bit.
To prevent this put flashing about one foot on each side of the corner.
Then install the corner posts over the flashing.
Caulk along the edge of both boards that overlaps the siding with exterior caulk for added moisture protection and.
The method of finishing wood siding or other materials at exterior corners is often influenced by the overall design of the house.