https://kerr-horton.thoughtlanes.net/how-much-does-a-cat-flap-cost-1729824510 It is possible to fit the cat flap inside a door panel made of upvc, or a double glazing glass sealed units however the best choice is to have a new pane of glass with a premade hole installed. Read the instructions that should be provided with the kit for cat flaps, and follow them carefully. Ensure that the shape drawn (be it square or circle) is accurately depicted on your template drawing. Safety A microchip-activated pet panel inside your upvc door is a great solution when you have a pet or cat and want to let them out into the garden, but do not want to leave the door open. This will only let your pet in, preventing other animals and insects from getting inside. In addition, it will prevent burglars from entering your home through the door by locking out possible intruders. This kind of security is crucial when you have children, are old, or live in an area where burglary is common. Fitting a cat door into a solid uPVC is a simple task that can be accomplished by anyone with basic DIY skills and experience with tools. You can use a jigsaw or a saw to cut the required hole however it is vital that you make sure that the flap is large enough for your pet and that it is placed at an appropriate height from both the outside and inside of the home. It is important to consult with the manufacturer if your door is made of composite material prior to making any changes in order to prevent the warranty from being invalidated. Some composite doors come with raised decorative elements that are difficult or impossible to cut. Specific provisions might be required in cases where protrusions exist. It is also recommended to apply a weatherproof sealant to the exposed sections of wood that are exposed after cutting, as this will prevent moisture and rainwater soaking into the wood and causing it to rot. If you have a double-glazed door typically, it will be more difficult to install a cat flap into