DuraVent DuraTech All-Fuel Galvanized Attic Insulation Shield - For 6" Inner Diameter DuraTech: A vent pipe with a 6" inner diameter is required for this unit. DuraTech understands that your chimney must be securely attached to your house as well as safeguarded from your home along the route. Because it is so hot and contains smoke that could injure you and your belongings, it is critical that you take all necessary precautions to ensure that everything and everyone is safe. The All-Fuel Galvanized Attic Insulation Shield is designed to ensure that when your chimney passes through the roof of your attic, the smoke escapes and your home remains safe.

Durable galvanized steel construction For use with 6" DuraTech chimney pipes Required for installations that pass through an attic Prevents insulation from accumulating near chimney piping