https://perfectworld.wiki/wiki..../Fit_a_Cat_Flap_in_a
It can be difficult to set up a cat flap but with the right instructions, it's not too difficult. Determine how high you would like the cat flap (normally it's located at belly height). Mark this point on the door and then use the template as a guideline to drill. If you have a kitten who is still a baby and you want to keep the door open, gently prop it slightly open and allow it to pass through. Reward the kitten as it passes. Take a measurement of the door A cat flap is a great option to allow your pet to move into a