https://yamcode.com/fit-a-cat-....flap-in-a-upvc-door-
A double-glazed cat flap allows your pet to move in and out of the house easily. This can help reduce anxiety, enhance their sense of freedom and encourage exploration and activity. It can be put in new uPVC doors and windows and the pet flap hole is cut during the manufacturing process. But, it shouldn't be installed into existing tempered glass. Cost It is important to consider the installation cost when deciding whether to install a cat-flap in your double glazing. It's contingent on the type of door you select and how much