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A cat flap could cause an air draught when left open. This is a problem that many cat owners have to deal with. A draught-excluder can reduce the amount of cold air that enters the house. However an animal flap will offer more protection from the elements. Tomsgates provides a range of insulated dog doors and cat flaps that work for all kinds of installations that include wall installations. The Material Insulation is one of the most important characteristics of a cat-door. is the thing that keeps cold air out and warm in. Insulation can be achieved