For rebates thicker than 3 4 you have three options i ve listed below.
How to make plastic storm windows.
These interior storm windows are sure to keep the cold out this winter.
How to make inexpensive storm windows using plexiglas.
Quick shorts of how to make windows for winter saves some bucks.
You ll have to choose one of them.
If you plan on adding some storm windows to your home plexiglas is light inexpensive and easy to work with.
Cut four pieces of one by two lumber to fit the four sides of your window less 1 8 inch.
The 3 4 version is extremely simple to make since you can use standard 1x material to make your diy storm window.
Measure the outside of the window.
Storm window sandwich together with 1 2 inch nails while someone stretches the plastic tight for you.
Add 2 inches to the overall dimensions.
Build a storm that just barely fits over your existing window.
Measure your window frame s.
Attach shrink plastic to the frame facing the exterior with two sided tape or use the rubber tubing designed for attaching screening.
For the large window shown below i used tape since the tubing was pulling the sides of my large window in too much.
Once you ve gotten that far roll out another layer of vinyl top with your third set of.