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Cat and dog flaps in double glazing make it easy for your pets to go and come as they please. They also help in keeping an eye on your pet whilst you are away from home. You can install a cat flap in an existing uPVC or double glazing sealed unit. However, you'll require a new part with an opening already made. This can be accomplished by a glazier equipped with the right equipment and training. Easy to install A cat flap is a great option to allow your pet access to the outdoors without having to open and close your doors. Ther