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Double glazing can be equipped with cat and dog flaps to allow your pets to come and leave at their own pace. They are also great for keeping an eye on your pet when you are away from home. It is possible to put a cat flap into an existing uPVC panel or double glazing glass sealed unit, but you'll need a replacement piece with a premade hole. This can be accomplished by a glazier with the proper equipment and skills. Easy to install A cat flap is an excellent alternative to allow your pet to have access to th