How To Trim Vinyl Siding

We cover how to move doors and windows and create a weather proof exterior.

How to trim vinyl siding.

Cut j channel for the sides of the window. 1 2 inch 1 3 cm plywood or osb are common substrates and these are generally covered with roofing felt or another moisture barrier prior to siding the walls. Make the miter cut on the bottom with shears. Undersill trim for instance is installed under windowsills or other horizontal projections and grasps the top edge of the siding panel below it see installing window trim.

Along the tops install j channel trim with horizontal siding and base trim with vertical siding. The vinyl siding trim pieces should slide back and forth slightly. This video shows how to properly trim around fixtures when installing vinyl siding. The best way to cut vinyl siding.

Install siding at the top of a window or door in a similar fashion but this time set the siding on the window channel and use the window trim to mark the cut. Longer than the height of the window. This is our most comprehensive. Not just another vinyl siding installation video.

Cut the side j channel 2 in. Vinyl siding depends on a few special trim pieces that either hold everything together or hide the edges and ends of the panels. Install the tops first then the sides and then the bottoms of the window surrounds. Notch on the top end as you did on the bottom j channel.

If you need to cut a lot of vinyl strips and you re making short. Lap the side over the bottom as shown. Remove any siding or exterior finish that isn t compatible with vinyl siding and make sure the walls are sheathed with a substrate to receive the siding.