Heatiator I80 owner manual Attic insulation shield

		Handle up - open
		Handle down - closed
	Attic insulation shield
	must be used to keep
3 ft min. from top of
	insulation away from	Figure 4.4 Locating the Outside Air Control
uppermost chimney
	chimney.
section to air inlet.
	Ceiling firestop	Note: Chimney air kit and 11-10 in./279-254mm
	on floor of attic.	adaptor are required in Canada.

		11-10 in./279-254mm
			adaptor not shown
Figure 4.2 Typical Outside Air Inlet Locations
NO	NO
	Garage or			NO
Outlet blocked by	combustible
snow, leaves, etc.	liquids storage			Attic space

NO

Outlet placed

higher than 3 ft

below the

termination cap

YES	Factory-built
Clear area
	fireplace
outside
house or in
ventilated
crawl space	Use only duct materials specified
	by manufacturer (preferably with
	short run or mainly straight duct,
	except small dip for cold air trap
	which will help prevent flow of cold air).

Figure 4.3 Outside Combustion Air Placement

14 Heatilator • I80 CAN-US • 4013-203 Rev F • 04/08