https://mozillabd.science/wiki..../The_Benefits_of_Cat
Are you tired of having to stand up to open the door for your pet. If so, a cat flap could be the solution. Pet-flap fitters can install them on any type of door including uPVC or composite doors. They can also fit them into some types of walls. Security Cat flaps are typically fitted to doors, but many install them in windows or double-glazed doors. If you don't have a wood door or wall or window, installing one in glass is a great idea. It's also a great solution for renters. You'll need a glazier install it, but the price is u