https://blogfreely.net/threadl....amb4/cat-flaps-for-f
https://notes.io/w3tw7
A cat flap can cause an air draught when left open. This is a problem many cat owners experience. A draught-excluder can help reduce the amount of cold air that enters the house. However an animal flap will offer better protection against the elements. Tomsgates offers a variety of insulated dog doors and cat flaps that work for all types of installations that include wall installations. The Material One of the most important aspects of a cat door is its insulation. It is the thing that keeps col