https://wifidb.science/wiki/Ho....w_to_Choose_a_Cat_Fl
Double glazing can be equipped with flaps for dogs and cats to allow your pets to come and leave as they please. They also help keep an eye on your pet when you are away. You can install the cat flap inside an existing uPVC or double glazing sealed unit. However, you'll need a replacement part with a premade opening. A glazier can do this with the right equipment and the right training. Easy to install Having a cat flap in your home is a great option to allow your pet free access to the outdoors without having you to consta