Superior AK4 4" Outside Air Kit with Collar, Hood and 3' Flex Pipe w27 UL 441 Clearances 1" Minimum

UL 441 Clearances 1" Minimum clearance to combustibles for 3" - 24" Diameter 12" Technical Drawings & Dimensions

This limited warranty applies only while the unit remains at the site of the original installation and only if the unit is installed inside the continental United States

Model VFSE18 BTU/HR Max

Model 2110GO Warranty

The safety screen cannot be removed from the unit

Superior AK4 4" Outside Air Kit with Collar, Hood and 3' Flex Pipe w27 UL 441 Clearances 1" MinimumInstallation of outside air kit should be performed during rough framing of fireplace due to the nature of its location. Outside combustion air is accessed through a vented crawl space (AK4F) or through a sidewall (AK4). What's Included Outside Air Kit Collar Hood 3' Flex Pipe Features Complete outside air kit Optional venting accessory for Superior fireplace Specifications Model Number AK4 Catalog Number F1091 Diameter Size 4"