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The Napoleon AVS811KT-1 is an attic firestop and vent sleeve assembly for flexible direct vent appliances. It is intended for use with 8 x 10-inch and 8 x 11-inch direct vent systems and helps insulate the attic opening to prevent excess heat buildup. The assembly is durable for outdoor use and compatible with Napoleon direct vent configurations, aiding safe venting installation and heat management.
Attic firestop and vent sleeve for 8-inch inner / 10â11-inch outer direct vent systems
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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