https://elearnportal.science/w....iki/Cat_Flap_Fitting
https://pediascape.science/wik....i/Cat_Flap_Installer
A cat flap is an excellent option to give your pet freedom and save you the hassle of having them go in and out. It will also make your pet to feel less stressed and stop them from entering the house when they're not needed. To put up a cat flap, measure the distance from the bottom of the cat's stomach to the floor. Draw a line along the door's frame. Check that the line is straight using a spirit level. 1. The kind of door If you're installing an animal flap on