Cutting Siding For Window Trim

See diagram 2e 4a.

Cutting siding for window trim.

Lock the notched. How to install window trim mark the length. Cutting and installing the siding 1. If it s between 60 and 80 degrees leave a 1 16 in.

When installing window molding start at the top. If you re installing trim in temps higher than 80 degrees f cut pieces to fit tightly. You will see the trims lay nice and flat. Do not miter corner joints of band boards fascia corner trim etc.

Mark the line you want to cut on the siding with a pencil. Place the piece of siding to be installed under the window along the bottom edge and hold it where it will be located. Where edges of trim meet siding material windows doors or other finished openings leave a minimum 3 16 inch 5 mm space to allow for proper sealing. Use a carpenter s square to draw the line straight.

Instruction on how to install exterior 2x4 trim around a new or old window. Make the line as dark as possible so it s visible when you re cutting it. The windows would be more work imo. After installation cover the gap with acrylic or urethane caulk.

Cut away the extra siding. Exterior trim over siding i have never seen it on window door trim but seen plenty on door window trim. Measure the distance from the inside top of the j channel to the locking tab of the course below and subtract 1 4. Cut a 45 degree angle on one end of the trim and hold.

Make sure that a drip cap is installed first over the window before going for the hardie siding. It s normally a cost cutting measure when done at the corners they don t have to be careful or precise about the corner cut etc. Face nail trims using 2 inch 16 gauge finish nails after every 16 inches apart. Using a circular saw set to the right depth just a hair shallower than our siding to ensure we didn t break through the house wrap or wall and a brace to ensure a straight cut we cut away the extra siding from around our window frame.

Place the top piece and hold the trim 3 16 in. Touch up the divided hardie trim boards before trimming them to your window. Below 60 degrees leave a 1 8 in. If you re cutting dark vinyl siding use chalk or light colored tape to mark the line you want to cut.

Check the fit then cut. Gap for every 18 ft.