This is the length of your cornice.
How to make fabric cornice window treatments.
Staple gun to staple the fabric and batting to the foam sheets.
A cornice is basically a decorative open box mounted above your window to frame the curtains and give the room a finished tailored look.
Builder s insulation foam 1 2 inch foam insulation only 8 per sheet from home depot.
This is the minimum length of pine board you need to buy.
Duct tape to hold the builders foam together.
Cut a piece fo fabric just a bit larger than the batting and place the cornice on top of it.
There is no hanging fabric.
Measure window width and add 6 inches.
In this way cornices provide a more structured window treatment option than valences do while also creating interest through the fabric that you use.
Batting to go between the foam and the fabric.
The board should be 1 inch thick.
To make your own diy cornice window treatment you will need.
Hold it in place with spray glue then secure permanently with hot glue.
Fabric to drape over the builders foam.
On the other hand a cornice is a hard treatment.
Instead a cornice is an upholstered board that is attached to the wall above your window.
Make sure the strips are stuck to the foam board and not the fabric or batting.