https://holt-henningsen.hubstack.net/through-wall-cat-flap-1730124673 https://notes.io/w52J3 If you keep your cat's flap open, it may create a draft. This is a common issue that cat owners face. A draught excluder can help cut down the amount of cold air entering the home. However the cat flap can provide better protection against the elements. Tomsgates offers a variety of insulated dog doors and cat flaps that are suitable for all types of installations that include wall installations. The Material Insulation is among the most important aspects of a cat-door. This is what keeps cold air out and warm air in. Insulation can be accomplished in a variety of ways however the material that the flap is made is the most important. A single flap will not accomplish much in terms of insulating your home, but doors that come with dual or triple flaps are far more insulated and will prevent cold air from entering the house. You can also purchase draught-exclusions to go around the frame and reduce drafts. You should be aware that these will not stop cold air from entering your home if you are trying to open the door for your cat. Fill in the area left by your cat's flap using insulation such as styrofoam. This will help to stop cold air from entering your home, while also reducing the amount of noise that occurs when your cat uses their pet door. It is important to note that if you decide to do this, it is essential to measure the hole your cat's flap has made and select a filler material that is in line with the surrounding material. A great choice for a cat flap that offers high levels of insulation is the RANGER pet door by Freedom Pet Pass. The door features an insulated, thick flap that is designed to limit conductive heat loss. It also has a durable magnetic seal to prevent cold air and wind from entering through the flap. Its celluloid PVC frame is 3,000X better insulation than the aluminum material that is used in the frames of less pet doors. Wind Resistance When a c