Napoleon Attic Firestop/Vent Sleeve Assembly, 8/11" | AVS811KT-1 Water Features weather-resistant materials for durability and

weather-resistant materials for durability and stability

Includes scupper

Part Number: 018231F

40-amp dedicated branch circuit

Napoleon Attic Firestop/Vent Sleeve Assembly, 8/11" | AVS811KT-1 Water Features weather-resistant materials for durability andNapoleon AVS811KT 1 Attic Firestop Vent Sleeve Assembly Replacement Napoleon AVS811KT 1 Attic Firestop Vent Sleeve Assembly 8 11" is an attic venting accessory designed to create a sealed, dedicated passage for vent connections through attic spaces. This sleeve helps manage airflow while preventing heat transfer and embers from migrating around vent penetrations. Identified by the AVS811KT 1 model, this assembly is part of Napoleon's ventilation line.