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This double-flap cat flap that is insulated offers good protection in different climates. It can be put in wood, uPVC and glass doors. It is crucial to have a door that seals tightly, particularly during cold weather. helps prevent warm air from getting sucked out and cold air getting in and causing you to pay more energy costs. Wind Resistance Using a cat flap cover for winter can help keep your home warmer by preventing cold air from entering and keeping warm air inside. The best options are those that h