https://clinfowiki.win/wiki/Po....st:Adding_a_Cat_Flap
Cat flaps allow your pet to leave and come back whenever they want without having to let them in or out. They can also help keep your cat from having to go to the bathroom in the house. It is easier to install a cat flap on a Upvc panel than one made of glass however, you'll require some expertise and appropriate tools. Take a look at the Door Fitting a cat flap in a door can be tricky but if you choose the right type of cat flap make sure you take your time and follow the directions provided, it should not prove t