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If you leave your cat flap open, it may create draft. This is a common issue experienced by cat owners. A draught-excluder can help reduce the amount of cold air that enters the home. However, a cat flap can provide more protection from the elements. Tomsgates offers a variety of dog doors insulated and cat flaps that work for all types of installations that include wall installations. The Material One of the most important features of a cat door is its insulation. This is what keeps cold air out and warm air in. Insulation can be achieved in ma