After the unexpected porch roof project the unexpected entry doorway threshold project.
How to install siding around windows and doors.
Install siding around windows.
Gap on each side for expansion.
Measure from the locking tab of the siding below to the undersill trim to determine the depth of the notch.
Measure the distance from the inside top of the j channel to the locking tab of the course below and subtract 1 4.
And that s how we got our exterior ready for some siding.
Installing exterior wood trim around windows and doors.
Maneuvering long pieces of vinyl into place can be tricky.
Mark it on each side of the window allowing an extra 1 4 in.
Apply a bead of caulk to the felt and set the window in the caulk.
Overlap the flashing onto the row of siding just below the window.
Now any water that runs inside the j channels will come out on top of the siding and out the weep holes designed for this purpose.
Cut a piece of flashing out of felt paper and install it at the bottom corners of the windows before you install the side j channels.
There s nothing in the james hardie installation instructions that requires any trim at all for installation around windows and doors.
When you get to a window you will need to cut sections from the panels directly above and below it to fit.
Cutting and installing the siding 1.
At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap.
Next comes another layer of building wrap installed like the first layer.
As long as the window frame projects at least 1 inch beyond the sheathing it s possible to install your hardie siding right to the window frame leaving 1 8 clearance from the sides and sill and applying a bead of approved colour matched caulking.
Place the piece of siding to be installed under the window along the bottom edge and hold it where it will be located.
Lock the notched.
Install the trim just under the drip cap.