https://notes.io/w5uvc It is possible to install the cat flap onto an upvc panel or double glazing sealed unit. However, the most effective option would be to install the glass pane from scratch using a hole that is already made. Read the instructions that should be included in your cat flap kit, and follow them carefully. Make sure that the template sketch accurately depicts the shape (circle or square). Safety If you have a dog or cat and want to let them in the garden without opening the door, a microchip-activated pet flap in your upvc door panel is a great option. It will allow only your pet to access the area, preventing other pets and pests from getting in. Additionally, it can also keep burglars out of your home through your door by locking out potential intruders. This kind of security feature is vital when you have children, seniors or reside in an area susceptible to burglaries. Fitting a cat door into a solid uPVC is a easy task that can be completed by anyone with basic DIY skills and experience using tools. You can use a jigsaw to make the hole you need however it is essential to ensure that the flap is large enough to accommodate your pet and that it is at an appropriate height from both the outside and inside of the house. It is essential to speak with the manufacturer in the event that your door is made of composite material before making any changes to ensure that you do not invalidate the warranty. Certain composite doors are constructed with raised decorative elements that are difficult or impossible to cut. Special measures may be required in cases where protrusions exist. It is also recommended to apply a weatherproof sealant to the bare sections of timber that have been exposed after cutting, since this can help stop rainwater and moisture from getting into the wood, leading to it rotting. It is more difficult to install the cat flap in a double-glazed glass door because the glass unit will need to be installed, which can be expensive. However