https://fkwiki.win/wiki/Post:C....hoosing_Cat_Flap_Ins
Cat flaps allow your pet to leave and come back as they please without you needing to let them in or out. They can also help keep your cat from having to go to the bathroom in the house. Installing a cat flap into a door panel made of Upvc is a lot easier than glass doors, however it will require some expertise and the appropriate tools. Take a measurement of the door Fitting a cat door in a front door could be difficult, but so long as the cat flap is of the right type and you follow the instructions it shouldn't be too difficu