https://jsfiddle.net/fibertower8/a01v5fru/
It is simpler than you think to put an animal flap inside a solid uPVC panel or a sealed double glazed unit. If you don't possess the right tools or no experience, you'll require the help of a professional. This guide will teach you how to mark the measurement, cut and mark the cat flap area on the uPVC panel. Also, how to make the flap weatherproof and draft resistant. Safety A upvc door with cat flap is an excellent way to ensure your pet's safety while allowing them to move freely. These panels are made from recycled materials and require l