General description This 2 PCS Magnetic Chimney Draft Stopper (101.6×10.16cm) is designed to enhance insulation by eliminating winter drafts and preventing heat loss. It effectively keeps unwanted cold air out of your home during winter and prevents warm, humid air from entering during summer. This chimney draft shield ensures that your chimney does not become a source of unwanted cold or hot air, improving energy efficiency and saving you money on utility bills. Technical specifications Dimensions: 101.6×10.16 cm Usage Reduces drafts and improves energy efficiency. Helps alleviate allergy symptoms by blocking pollen and dust from entering through the chimney. Ideal for wood or gas fireplaces. Installation Uses magnets to securely adhere to your fireplace's magnetic vent. Can be easily cut with scissors for a better fit to your specific chimney flue. Remove the tracer cap before using the fireplace and reapply it once the fireplace has cooled.