https://www.repairmywindowsand....doors.co.uk/cat-flap
Installing a cat flap on your door is a relatively easy process. You will need to be aware of a few points prior to getting started. upvc door panels with the cat flap can be installed without needing to cut holes in your wall or door. Many glass manufacturers offer them with holes already cut to fit a pet-door. 1. Safety Cat flaps made of upvc are easy to install and can be fitted to many different types of doors. They are weatherproof and energy efficient and have a built-in draft excluder which helps to insulate the o