https://www.repairmywindowsanddoors.co.uk/derby-cat-flap-installer-near-me/ If you leave your cat flap open, it may create a draft. This is a problem many cat owners face. A draught excluder can reduce the amount of cold air that enters the house, but an animal flap that is insulated can provide greater protection against the elements. Tomsgates offers a selection of cat flaps insulated and dog doors that are suitable for any installation including wall installations. The Material One of the most important aspects of a cat door is its insulation. It is the thing that keeps cold air out and warm inside. There are a variety of ways that insulation can be created however the most important thing is the material that the flap is made of. A single flap will not do much in terms of insulating your home However, doors with triple or double flaps are more efficient in insulation and will prevent cold air from getting into the house. You can also purchase draught-excluders to wrap around the frame and reduce drafts. But, you must bear in mind that they will not prevent the cold air from getting in the room if your cat is trying to use their door at the same simultaneously. Fill in the space left by your cat's flap using insulation such as styrofoam. This can help keep cold air out of your home, and also reducing the amount of noise generated when your cat is using their pet door. If you choose to do this, you need to measure the hole your cat flap has created and choose a filler that is compatible with the fabric. An excellent choice for an animal flap that provides high levels of insulation is the RANGER pet door from Freedom Pet Pass. The door has a thick, insulated seal that reduces the loss of heat. It also has an elastomeric seal that blocks cold air or wind from entering through the flap. Its celluloid PVC frames are 3,000X more insulating than the aluminum frames of pet doors that are inferior. Wind Resistance When a cat's flap is closed, cold air can still enter your