https://opensourcebridge.science/wiki/Installing_a_upvc_Door_Panel_Cat_Flap A cat flap allows you to give your pet more freedom without the headache of having to let them in and out. It can also help your pet feel less stressed and prevent them from entering your home when they're not needed. To install a cat flap on your door, measure from the bottom of their stomachs to the floor and draw an outline on the door panel. Check that the line is straight using an ad hoc level. 1. The type of door If you're installing the cat flap to an uPVC door panel or a double glazing glass sealed unit it is often best to contact an expert who can supply the uPVC glass or panel with a hole already cut into it. This will help you save time and money, as well as ensure that the job is done correctly. The most basic kind of cat flap is a simple two-way swinging door that allows your pet to go and come whenever it wants. They are typically the cheapest and can be affixed to most doors. However they don't seal well and may let in cold drafts or warm air in summer. A microchip cat flap is another popular option. It recognizes the unique microchip code of your pet and allows it to be opened so that they can use it. This blocks animals and other pets from using the flap and ensures your pet's safety inside your home. Finally, there are locking cat flaps that let you lock the door both for exit and entry. This lets you control when your pet leaves and comes in, which is important if you have young children in the house. The size of your cat is the main factor to consider when selecting a cat flap. This will determine how big opening you'll need to make in the wall or door. It's worth taking time to measure your pet and then pick a door that will be suitable. When you are deciding which flap to select You should also be aware of whether you want it to be magnetic or infrared. Infrared and magnetic cat flaps are generally more expensive, but they offer greater security. A good handyperson will