https://scientific-programs.sc....ience/wiki/Window_Wi
It is simpler than you think to set up a cat flap in the solid uPVC panel or sealed double-glazed unit. However, if you don't have the appropriate tools or experience you will need to employ professionals. Follow this guide to learn how to measure, mark and cut the space in the uPVC panel to make your cat flap. Also, learn how to make the flap weather and draft-proof. Safety A upvc door panel with cat flap is an excellent option to keep your pet safe and still allow them to move freely. These panels can be made from recycled