Press the vinyl trim up against the wall and press firmly all along the base to secure it to the wall.
Installing vinyl wall trim.
Press the vinyl against the wall and flush on the floor as you work down the wall.
Cut the trim so it is two channel widths longer than the opening s width.
Miter or cut tabs at the ends.
If the trim sticks out too far you may be using more adhesive than necessary.
The build up of old caulking interferes with the positioning of new trim for the siding.
Scrape away old caulking around windows and doors.
It may help to scribe a light line on the wall that you can line up the top edge of the molding with as you go to ensure a straight application.
Nail the trim every 12 inches on center.
Use your hands and press along the length of the vinyl trim making sure it is even with the ground.
This video shows how to properly trim around fixtures when installing vinyl siding.
Along the tops install j channel trim with horizontal siding and base trim with vertical siding.