https://canvas.instructure.com/eportfolios/3204838/Home/Using_uPVC_Cat_Flap_Door_Panels You and your cat will both benefit from incorporating a cat flap in your bifold door. It can also stop extreme cold or heat from entering your home. The first step is to measure your pet to determine the size of the door flap you will need. This will help you design a cat flap hole that is the right size. Outdoor Access The installation of a cat flap inside an external back door is not an easy task for a novice, even those with a little DIY experience are usually able to do it. This can save you the cost and hassle of calling in an expert joiner, carpenter or handyman to do the work for you. You can allow your cat complete access to the garden or patio by installing a cat flap on your bifold door. This allows you to avoid closing and opening the door. This can help to reduce problems with behaviour like avoidance of litter boxes, destructiveness and boredom that can occur when a pet is confined to the indoors for long periods of time. Access to the outdoors through the flap enables cats to engage in normal behaviors such as hunting and socialising with other animals, which can improve their physical and emotional well-being. Cat flaps for doors can be affixed to all kinds of doors, but the most popular option is the magnetic cat flap which only opens when it detects the microchip in your pet's collar. This will keep rogue animals and cats from entering your home. These cat flaps can be installed into uPVC GRP, composite or doors. If you have modern composite doors that are energy efficient then they are built to be more weatherproof and secure than uPVC doors, therefore modifying them to accommodate a cat flap can be slightly more challenging than with a traditional uPVC back door. Before installing your cat flap, always read the instructions. You will receive the exact measurements for your door and a list of all the tools you will need. You will also require a tape measure, a p