https://trade-britanica.trade/wiki/Cat_Flap_Cover_For_Winter Installing flap your home is a easy process. However, you will have to be aware of a few things prior to starting. It is possible to install Upvc panels that have the cat door without cutting a hole into your wall or door. They are available from a variety of glass suppliers with a pre-made hole to fit the door for your pet. 1. Safety The cat flaps made from upvc can be easily installed and installed to different doors. They are energy efficient and weatherproof and come with a built-in draft excluder which helps to insulate the opening. They are also resistant to fire and can be adapted to meet security requirements. They are safer than traditional wooden doors since they are less prone to rotting and warping. It isn't difficult to put in the cat flap on the form of a uPVC or double glazed sealed panels however it is a job that is best left to a professional. The cost of replacing the entire uPVC panel if you make an error is excessive. It is also important to remember that it could void your warranty if attempt to fix it yourself. To begin ensure that you have the correct blade to cut uPVC. It should be a fine cutting blade, usually marked for use with uPVC or metal. Once you have the blade installed be sure to follow the line you've drawn on the door using a pencil to mark the location for the base of the flap section. It's best to mark it twice in both directions, horizontally and vertically. Once you've positioned the flap section on the door, it's an excellent idea to ensure that it runs flush with the edge of the door using a spirit level. This will give you a better chance of getting it exactly right the first time. Lastly, carefully cut around the line using your jigsaw. The most important thing to consider when fitting a upvc door panels cat flap is that it has to be secure, so that burglars cannot reach it and open the door from inside. If you're worried about this, think about a cat flap lockab