https://www.repairmywindowsand....doors.co.uk/oldham-c
It may seem difficult to install a cat flap however, with the proper instructions it's not that hard. First, determine the height you would like the flap to be (on average the belly height). Mark this point on your door and then use the template provided to guide you when drilling. If you have a young kitten, prop the door open very slightly and gradually encourage it to enter. Reward the kitten as it goes through. Take a measurement of the door A cat flap lets your pet to enter and exit your home at the time