DuraVent DuraTech All-Fuel Galvanized Firestop Radiation Shield - For 7" Inner Diameter DuraTech: A vent pipe with a 7" inner diameter is required for this unit. The DuraTech Firestop Radiation Shield can assist you with those unusual chimney pipe tasks. This radiation barrier is essential when your chimney passes through a ceiling or floor without a ceiling support box. The DuraTech FireStop Radiation Shield's sturdy galvanized steel design ensures that it will last for years to come, and it even comes with a limited lifetime warranty. Use the DuraTech FireStop Radiation Shield to meet the criteria and provide optimal durability while performing unconventional chimney piping projects.

Required when a chimney passes through a floor or ceiling without a ceiling support box For use with 7" DuraTech chimney pipes Durable galvanized steel construction Limited lifetime warranty