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How to Remove an Aluminum Window for Replacement

It is easy to remove windows unless you are working on a second story floor or in another inaccessible place.  Of course, it is important to know how to remove your aluminum window whenever you want to replace it before you get started on the job.

Things That You Will Need



  • A screwdriver

  • A ladder

  • An electric screwdriver

  • Duct tape

  • Masking tape

  • Screws

  • A pry bar

  • A caulking gun

  • Latex caulk



  1. Use either a flathead or Philips screwdriver to remove the trim from around the outside of your old windows. 

  2. Put the trim in a pile because you will want to replace it after the new windows have been installed.

  3. Use masking tape to make a large “X” on both the front and the back of your old window glass so that you don’t accidentally break it.

  4. Use a pry bar to pry your old aluminum frame window loose.

  5. Lean your old window frame against the building and cover it with a tarp.

  6. Use masking tape to make a large “X” on both the front and the back of your new window glass so that you don’t accidentally break it.

  7. Run some latex caulking around the edge of your empty window frame.

  8. Lift your new aluminum framed window into position.

  9. Install the screws into their corresponding pre-drilled holes inside of the window frame.

  10. Take the masking tape off of each side of your new aluminum framed window.

  11. Replace the trim that you removed earlier and screw it securely into place.

  12. Test your new window to make sure that it opens and closes easily.

  13. Recycle your old aluminum framed window.