Just cut enough to be able to bend it backward.
Diy window cornice foam board.
Cut a piece of foam board to the width of the window plus 6 inches.
I love my fabric and it s fun to finally have my window treatments up.
You now have the frame of your cornice board.
Feb 19 2019 explore poppy khan s board window cornice diy on pinterest.
I apologize for the brightness.
Plug in the hot glue gun and insert a glue stick to heat.
Use 2 wood screws to attach the l bracket to the window frame.
Add 3 inches to each side of the measurement 6 inches total.
There are lots of ways to skin this window treatment cat so rather than bore you with another tutorial that s been done by everyone and their distant relative i m.
Wrap a thin batting around the foam board frame.
Determine the height of the cornice and cut the foam board accordingly.
Pre drill holes using a 1 4 drill bit.
I am so pleased with my cornice boards.
Score and break two side pieces of foam for the cornice board valance the same height as the main valance piece and 2 inches wide.
I estimate that each cornice cost approximately 5 00 6 00 to make including cost of fabric.
This cornice is 11 inches high.
I put a piece of duct tape on the back of the cut to reinforce it.
Use duct tape or hot glue to adhere it to foam board.
It was definitely a nice sunny day.
Level and mark the holes to install a heavy duty l bracket on the top right side of the window frame.
Determine the exact placement of the cornice on the window.
Measure the width of the window that the cornice will hang over.
You can also just adhere it to the front with spray adhesive.