Instruction for the length:
Thank you all for your comment but please read this, it may help.. Now, Times the finish drop that you want by this will give you the drop. example 18“ x = 45“ drop so when you are make the swag from the top you will mark the bottom 45“ and so on. now continue drawing the rest and close the whole thing up. watch the video again all my swags and maybe make it will click. updated 22/02/2016
Learn how to make your own Waterfall Valance. After hemming both side, sew down