Installing a cat flap an entrance door lets your pet to come and go when it wants. Follow the steps below to find out how to mark the shape, cut it out using a jigsaw/hole saw and install your cat's flap. You can keep wild animals, pests, and stray cats https://www.repairmywindowsanddoors.co.uk/bognor-regis-cat-flap-installer-near-me/