Installing Exterior Window Trim Over Siding

The rain screen battens are run down to the top of the window flange.

Installing exterior window trim over siding.

As for the trim and siding the product we are using for the siding is a cement board product that is very low maintenance and easy to install. Lineal trim can help unify and accent a home s exterior adding a design element that can be both subtle and distinctive. For even more personality and charm add a decorative corner or crown molding above the door or window. November 1 2013.

If the trim is being applied over the hardi panels. Be sure to choose a wood stain or material for the trim that will complement your new shingle siding. Cut the horizontal piece to size and snap it in place over the vertical moldings. We just have that last little window above the porch roof to install and trim out and we ll be ready to keep moving out.

Before you replace the siding cut and install new j channels to prevent water from leaking into your home. Apply trim install exterior trim around the windows and doors as needed. Certainteed window and door trim puts out the welcome mat creating a first impression with lasting effect. The head flashing is installed in a bed of caulking onto the top of the window frame.

If you plan to weave the shingles at outside corners see steps 6 and 7 you don t need outside corner trim. If you have vinyl or metal flanged windows for instance you can install drip cap flashing 4 the home depot over the window itself or over the top trim piece that you install. For a wood window unit drip cap flashing can be installed over the trim piece often called brick molding that comes with the window or door.