Diy Cornice Using Foam Board

This is the length your cornice will be including the side.

Diy cornice using foam board. Cornice board from foam insulation board making cornice boards from foam insulation board is a great way to jazz up the decor of any room. How to make a cornice board valance from foam insulation 1. Under a texas sky window seat decor. Measure the length of your window and add a foot to that.

Work your way to the ends of the box snipping and folding at the corners where necessary. Cut out the length and width of foam board. They are lightweight and easy to install. Cut 4 small pieces from 1 3 inch piece of foam board and use them as stabilizers for the side of the cornice.

I repeated the same step for the header of my cornice board out of an additional piece of foam making sure to include in it s length the 1 4 or so on each side for the addition of length the side panels add to the overall length of the cornice. But once you read this post you ll see why you ve got to make a diy cornice board if you re saying to yourself well how can i want to make a diy cornice board if i don t even know what the heck one is yet don t worry. Figure out the width that you want the cornice to be. Measure the outside width of the window including the frame or wood trim around it.

Pull the batting to the back and staple trimming the excess as you go. Score the board with a utility knife. Starting in the middle wrap the batting fabric toward the back as tight as possible and secure in place with nails. All about cornice boards and how to make your own diy cornice board i ve got a fun diy today that you may not even know you needed yet.

Make the corners of your cornice by. Lay the batting on a table counter or floor and then place the cornice board on top front side down. To cover the boards cut a piece of batting fabric 10 wider and 10 longer than your foam box including the returns. Next using your hot glue gun quickly attach the side panels to the edge of the front piece.

I used an exacto. Set a straightedge across the foam board at the desired valance height. Cut 4 pieces of foam board 3 inches wide and 11 inches or the height of your cornice tall. So when i decided to redo our master bedroom i started with the idea of adding cornice board window treatments.

Add 1 5 inches and mark that.