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A cat flap that is through the wall is a great option to allow your pets to move around whenever they want. However, you should be careful not to place it too high on the wall. This could lead to energy loss and also the possibility of burglars breaking into your home. Also, if you are planning to sell your house in the near future, having a hole in a cavity wall could be an issue for prospective buyers. Glass cat doors are a safer option. Easy to install A wall-to-wall cat flap is a great option to let yo