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A cat flap that is built into the wall allows your pet to go out and in whenever they want. Be careful not to install it too high in the wall. This can lead to energy loss and the risk of burglars breaking into your home. Additionally, if you're planning to sell your house in the near future and you have an opening in your cavity wall could pose an issue for prospective buyers. Glass cat doors are a safer alternative. Easy to install A through-wall cat flap allows your cat to come and go whenever it wan