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A double glazing cat flap lets your pet to go in and out of the home easily. This can help to reduce stress levels, enhance their sense of independence, and encourage exercise and exploration. The pet flap hole can be cut during manufacture and fitted into new uPVC windows and doors. It is not recommended to install it in existing glassware that is tempered. Cost When deciding to install a cat flap in your double glazing, it's important to think