https://elearnportal.science/w....iki/Cat_Flap_Install
It's much simpler than you think to put the cat flap on a solid uPVC panel or a sealed double glazed unit. If you don't possess the right tools or no experience, you will require the help of a professional. Follow this guide to learn how to measure, mark and cut the area of the uPVC panel for your cat flap. Additionally, learn how to make the flap weather and draft-proof. Safety A door made of upvc with a cat flap is an excellent method to ensure your pet's security while allowing them to move freely. These panels are constru