Installing Trim Over Siding

For an attractive corner install the trim on the sides of your house flush to the face of the house.

Installing trim over siding. Vinyl siding must be installed against a flat surface. Before you replace the siding cut and install new j channels to prevent water from leaking into your home. Lock the panel into the one below it then gently snug it up before nailing. This works fine most of the time but always add a few blobs of caulking inside the bottom lip of the top course for extra security.

Gap at all ends. If you choose to install your trim over your lap siding lp smartside 440 series trim is a fine choice. Then install the front facing trim so it overlaps the side trim. The siding slides behind vinyl siding trim pieces that hide the gap and the cut end.

If the wood siding is beveled or lapped you. Existing wood siding must be in good shape with no rot or mold and fastened tightly to the wall. Even though most reputable contractors will never install siding over existing siding there are knuckleheads out there that will say you can do it and it s not a problem. Instruction on how to install exterior 2x4 trim around a new or old window.

Cut the horizontal piece to size and snap it in place over the vertical moldings. Best way to cut vinyl siding and installation leave a 1 4 in. The most common approach here is to install sill trim at the soffits rip down the top course of siding and crimp the siding so the sill trim holds it in place. Last edited by jerry peck.

The main difference in the installation instructions from glancing through them both is that the hz10 product is permitted to have the trim installed over the siding while the hz5 product is not. Yes you may be able to save some money by not removing the old siding but that old siding could be hiding problems that may. Marking the position of each piece before.