https://digitaltibetan.win/wiki/Post:How_to_Train_Your_Cat_to_Use_a_Window_Cat_Flap Cat flaps allow your pet to leave and come as they please, without you needing to let him in or out. They also can help to prevent your cat from toileting inside the house. Fitting a cat flap in a door panel made of Upvc is much simpler than installing one in glass doors, however it will require some expertise and the right tools. Take a measurement of the door Installing a cat door into the front door is difficult however, so long as the cat flap is of the right type and you follow the instructions you can make it less difficult. We will demonstrate how to draw the shape and then use the jigsaw to cut out the door area. Then we'll complete the job by affixing the cat flap. This will ensure the flap is in place and protects the doors from the damage caused by wind and rain. To determine the size of the cat flap you require, measure the width of your pet. This will allow you to choose a cat flap that is big enough for your pet to enter the house and exit without having to open the door each time. Once you have the measurements you can mark the location on the door where the template should be positioned, typically this is done using an X. However, some kits include an illustration that outlines where to drill. If yours does, then you can stick it to the door and use a pencil to draw around it. If your door has sill or moulding on the bottom edge of it ensure that you have enough space because this will ensure your cat's safety and stop them from gaining access to your home. Utilize a set square to ensure that you are cutting correctly and to make sure the hole is a good rectangle shape. Once you are happy with this, you are able to begin to remove the remaining door material. Use a set square to ensure that you're cutting the material in a proper manner and that the hole is a rectangle. Once you are satisfied with the final result, you can remove the remaining door material. Draw a Li