https://www.repairmywindowsand....doors.co.uk/poole-ca
This cat flap that is insulated has a double-flap system and offers a good level of protection in a variety of climates. It can be installed in wood, uPVC, glass, and metal doors. A tightly sealing door is essential, especially in colder weather. It can prevent warm air from being sucked away and cold air getting in, saving you money on energy costs. Wind Resistance By preventing cold air entering your home and allowing warm air in the cat flap, it keeps it warm. The best options are those that have magnet seal