https://anotepad.com/notes/29xdn2a8
You're tired of having get up to open the door to your pet. If so, a cat flap could be the solution. Pet-flap fitters are able to install them on any type of door that is available, including uPVC or composite doors. They can also be fitted into some types of walls. Security Cat flaps are usually fitted to doors, but many install them in windows or double-glazed doors. Having one fitted into glass is a great option when you don't want cut through a wall or door, and is the ideal solution for those who live in rented properties. It requires a glazier,