If you’ve having a new carpet fitted, and you have a piece left over or discover a piece of the old carpet which is as new because it’s been under some furniture, it’s worth considering turning it into a rug. You can use it as a runner, or cut it into pieces to use as gardening mats, boot liners et cetera. You could also turn it into a real rug. How to make a rug Firstly make sure the size fits where you want it to go and that the corners are square and the length straight.