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With a cat flap you can allow your cat to go in and out of your home independently. This allows your pet to move around freely and encourages exercise. It also helps prevent obesity and relieves boredom. Taskers can fit cat flaps into wooden or uPVC doors Some also use wall installations. They begin by marking the location of the door and drilling around the corners. How to install a cat flap A cat flap allows your pet to go outside without having to open the door or windo