https://postheaven.net/stepbon....go27/upvc-door-panel
https://anotepad.com/notes/r3d98hmm
You're tired of having climb up to open the door to your pet. A cat flap may be the solution. Pet-flap fitters can put them into any kind of door, including uPVC or composite doors. They can also be installed in a variety of wall types. Security Cat flaps are often installed on doors, but many people also have them installed in windows or double-glazed doors. If you don't have a wooden door or wall, having one installed into glass is a great option. It's also a great option