https://articlescad.com/upvc-d....oor-panels-with-cat-
If you leave your cat's flap open, it can create draft. This is a challenge that many cat owners face. A draught excluder can help minimise cold air entering the home, but an animal flap that is insulated will offer greater protection against the elements. Tomsgates offers a variety of dog doors that are insulated and cat flaps that are suitable for all types of installations that include wall installations. The Material One of the most important features of the cat door is its insulation. This is what will keep cold ai