To reach the flange you need to remove the aluminum.
How to wrap aluminum around windows with existing siding.
Apply a bead of caulk to the felt and set the window in the caulk.
There isn t really any trim around the windows just a small aluminum strip.
Aluminum windows are usually installed by attaching them through a flange to the wall framing and then the flange is covered with the siding.
Adding window trim over existing aluminum siding.
Adding window trim with this old house host kevin o connor and vinyl siding installer richard scalzi.
Secure barricade firmly in place over the entire wall including the window and door openings by fastening the wrap every 12 18 inches along the vertical studs using large headed or plastic cap nails or minimum 1 inch crown staples.
Next comes another layer of building wrap installed like the first layer.
At the top tuck metal drip cap flashing under the siding and on top of the second layer of wrap.
Make sure that the flashing on the vertical sides of the.
Instruction on how to install exterior 2x4 trim around a new or old window.
Install the trim just under the drip cap.
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