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A through wall cat flap is a great option to allow your pets to move around whenever they like. However, you must be careful not to place it too high on the wall. This can result in the loss of energy and also allow burglars to gain entry into your home. Additionally, if you're planning to sell your house in the near future having an opening in your cavity wall can be an issue for new owners. Glass cat doors are a much safer option. Easy to install A cat flap that is built into the wall is a great option to allow your