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Cat flaps let your cat go inside and out whenever they want without needing to let them in or out. They also can help stop your cat from peeing in the home. It is much easier to put the cat flap on a Upvc panel than a glass one, but you will require some knowledge and right tools. Take a look at the Door Fitting a cat door in a front door could be difficult however, as long as the cat flap is of the correct one and you follow the guidelines it shouldn't be too difficult. We will help you draw the shape using an jigsaw to cut out the door's opening. T