https://squareblogs.net/ocelot....lyre35/fitting-a-cat
https://welsh-holder-3.blogbri....ght.net/cat-flap-cos
https://hoover-soelberg-2.fede....ratedjournals.com/wh
Double glazing can be equipped with flaps for dogs and cats to allow your pets to come and leave as they please. These are also great to keep an eye on your pet while you are away. You can put in a cat flap in an existing uPVC or double glazing sealed unit. But, you'll require a replacement part that has an opening that is pre-made. This c