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Cat flaps offer a way to let your cat in and out without you needing to open the door. They can be programmed to let your cat out at specific times of the day. This can be useful if you want to prevent your pet from getting stressed. A cat flap can boost your home's energy efficiency as well as security. However, it can be costly if don't know what you should look for. Cost of the flap If you have a cat it may be a good idea to install a cat flap inside your home. This will allow your pet to leave the house when