Installing Exterior Window Trim Over Aluminum Siding

Once the old siding has been removed clean the exterior walls thoroughly removing any old paint.

Installing exterior window trim over aluminum siding.

The rain screen battens are run down to the top of the window flange. How to install windows on a home with aluminum siding removal of old window. Instruction on how to install exterior 2x4 trim around a new or old window. Slide the new window frame into place.

To remove the old window you will first need. That one long straight line of trim made the siding install super easy. The cement board panels are fastened to the battens. Cut the horizontal piece to size and snap it in place over the vertical moldings.

These will be easy to trim to exactly the right length at the end. Aluminum windows are usually installed by attaching them through a flange to the wall framing and then the flange is covered with the siding. At each corner suspend the. To reach the flange you need to remove the aluminum.

Typically aluminum is not used anymore to reside residential homes so the siding needed to be special ordered. If the trim is being applied over the hardi panels. The wrb is lapped over the head flashing or the flashing is taped. Before you replace the siding cut and install new j channels to prevent water from leaking into your home.

You can use shims if necessary to level and plumb the. On this particular job the home already had aluminum siding. The head flashing is installed in a bed of caulking onto the top of the window frame. And that s how we got our exterior ready for some siding.

The client had a tight budget and just wanted to patch in new siding to match the existing siding. Prepare the area for installation of the new window.