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Double glazing can be fitted with dog and cat flaps that allow your pet to leave and come whenever they want. They also help in keeping an eye on your pet whilst you are away from your home. You can install a cat flap in an existing uPVC or double glazing sealed unit. But, you'll require a replacement part that has an opening already made. A glazier is able to do this using the appropriate equipment and training. Easy to install A cat flap is an excellent option for allowing your pet to have free access to the outside without