Porch Siding Bottom Edge
Beef up the bottom portion of your front porch columns.
Porch siding bottom edge. Use zip tool to disengage top of siding from the course above. At the bottom make a 1 in. Square up porch posts. Wall or siding connection to foundation top porch floors slabs.
In cases where the lower portion of a horizontal siding panel must be trimmed so that it may be installed over areas such as steps and porches make sure the panel is furred out with a similar spacer for proper angle and rigidity. Cut out the damaged piece of siding leaving a space 2 inches shorter than the replacement piece. Add siding to each side of porch posts on the bottom portion. While paint does tend to somewhat glue these pieces together caulking them is never advised and can cause permanent damage.
Also avoid caulking tongue and groove siding boards together. Manufacturers even punch weep holes into the bottom edge of siding to let the water escape. The porch skirt porch lattice should always sit inside a frame do not let the bottom of the frame touch the ground otherwise you run the risk of rot and termites. The frame should be proportional to the size of the skirting.
Add trim to all corners top and bottom of the porch pillars. Apply wood preservative to the bottom of 2x3s. And they left out any kind of kick out flashing where the bottom edge intersected with the wall. This aritcle describes the cause repair and prevention of leaks rot damage at a wood framed wall that was not properly flashed and sealed at the wall bottom.
On this job the installers brought the siding right down to the porch floor and to the sidewalks. Pull siding away from house and cut through the bottom edge with aviation snips. To seal the edge of a siding panel where it has been cut and to secure it to the wall you can use under sill trim. Cut along the corner of the facing edge.
Besides being careful to maintain the integrity of the tar paper or housewrap behind vinyl i recommend flashing windows and doors to direct water back out when it gets past the flanges or casing. Lift up the course above and pull the nails holding siding to wall. Bottom of siding boards should not be caulked water is meant to exit through the bottom of each board. Building wall or siding flashing details at horizontal surfaces.
The installers also brought the siding down onto the roof surface where sidewalls intersected a roof. Bend the wide surface of the channel inward at this cut to make a drip edge tab and slide the tab under the sill channel. Pushing up locks panels together.