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A cat flap that is through the wall is a great method to allow your pets to leave and come whenever they want. But, you should be careful not to place it too high on the wall. This could result in energy loss and burglars to break into your home. If you are planning to sell your home in the near future, having an opening in your cavity wall can be an issue for prospective buyers. Cat doors made of glass are the security of glass. Easy to install A wall-to-wall cat flap lets your cat to come or go when i